S3 shock stage chondrite Comparison Table

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S3 shock stage chondrite comparison table

Subject has part carbon has synonym has alteration temperature range has part matrix has prototype has acronym has degree of aqueous alteration has matrix abundance has petrologic subtype has olivine composition has image has weather has distinguishing feature has part feldspar has metal abundance has refractory inclusion abundance has oxidized iron content has chondrule mean diameter has metamorphism mechanism has fall date has weathering stage has fall description has chondrule glass type has oxidation state has number of fragment has total iron content has number of find has petrologic type has find date has part water has comment has degree of thermal metamorphism has iron metal and iron sulfide has mass has abundance has name has fall location is an instance of has pyroxene composition has composition has structural state of low Ca pyroxene has value has fall coordinate has olivine and low Ca pyroxene homogeneity has total mass of find has chondrule abundance has part chondrule has metal iron content classified by

DaG 222 less than 0.2 % by weight amphoterite the range over at which the alteration took place transparent, recrystallized, moderate size crystals DaG 10 to 15 % by volume
can be severe due to long exposure time to environmental corrosion agents secondary, 2 to 50 micron grains 2 % by volume 0.1 to 1 % by volume 0.9 millimeters shock metamorphism recorded by eyewitness or inferred from dating methods W3 devitrified, absent low 9 5 1996 less than 1.5 % by weight breccia moderate 20 % of total iron 0.837 kg most common chondrite observed from falls DaG 222 Dar al Gani plateau, Libyan Sahara Desert S3 shock stage chondrite bronzite, olivine and minor oligoclase less than 20 % monoclinic lower because the fall was not witnessed 27° 27.20' N., 16° 18.76' E. homogeneous 184 kg 60 to 80 % by volume chondrules readily delineated about 2 %

DaG 599 less than 0.2 % by weight amphoterite the range over at which the alteration took place transparent, recrystallized, coarse crystals DaG 10 to 15 % by volume Fa% 32
can be severe due to long exposure time to environmental corrosion agents secondary, grains greater than 50 microns 2 % by volume 0.1 to 1 % by volume 0.9 millimeters thermal metamorphism recorded by eyewitness or inferred from dating methods W3 devitrified, absent 2 low 20 6 1998 less than 1.5 % by weight very recrystalized strong 20 % of total iron 0.781 kg most common chondrite observed from falls based on the locale, region, or nearby town in which the fall occurred Dar al Gani plateau, Libyan Sahara Desert LL6 chondrite Fs% 13.3 bronzite, olivine and minor oligoclase orthorhombic lower because the fall was not witnessed 26° 54.96' N. 16° 40.39' E. homogeneous 715 kg 60 to 80 % by volume chondrules poorly defined about 2 % A. Sexton, I.A. Franchi, Open University, UK. Meteoritical Bulletin No 83

DaG 602 less than 0.2 % by weight hypersthene chondrite the range over at which the alteration took place transparent, recrystallized, coarse crystals DaG 10 to 15 % by volume Fa% 24.8
can be severe due to long exposure time to environmental corrosion agents secondary, grains greater than 50 microns 5 % by volume 0.1 to 1 % by volume 0.7 millimeters thermal metamorphism recorded by eyewitness or inferred from dating methods W2 devitrified, absent 1 low 155 6 1998 less than 1.5 % by weight strong 50 % of total iron 1.055 kg most common chondrite observed from falls based on the locale, region, or nearby town in which the fall occurred Dar al Gani plateau, Libyan Sahara Desert L6 chondrite Fs% 22 often minerals not found on Earth orthorhombic lower because the fall was not witnessed 26° 59.59' N. 16° 08.36' E. homogeneous 4673 kg 60 to 80 % by volume chondrules poorly defined 5 to 10 % A. Sexton, Open University, UK. Meteoritical Bulletin No 83

DaG 604 less than 0.2 % by weight bronzite chondrite the range over at which the alteration took place transparent, recrystallized, small crystals DaG 10 to 15 % by volume Fa% 18.1
can be severe due to long exposure time to environmental corrosion agents secondary, grains than 2 microns 10 % by volume 0.1 to 1 % by volume 0.3 millimeters thermal metamorphism recorded by eyewitness or inferred from dating methods W2 devitrified, absent 1 high 37 4 1998 less than 1.5 % by weight weak 75 % of total iron 0.180 kg most common chondrite observed from falls based on the locale, region, or nearby town in which the fall occurred Dar al Gani plateau, Libyan Sahara Desert H4 chondrite Fs% 16.4 often minerals not found on Earth greater than 20 % monoclinic lower because the fall was not witnessed 26° 58.74' N. 16° 18.65' E. less than 5 % mean deviations 1251 kg 60 to 80 % by volume chondrules well defined 12 to 21 % A. Sexton, Open University, UK. Meteoritical Bulletin No 83

Dag 635 less than 0.2 % by weight bronzite chondrite the range over at which the alteration took place transparent, recrystallized, moderate size crystals DaG 10 to 15 % by volume Fa% 19.8
can be severe due to long exposure time to environmental corrosion agents secondary, 2 to 50 micron grains 10 % by volume 0.1 to 1 % by volume 0.3 millimeters thermal metamorphism recorded by eyewitness or inferred from dating methods W2 devitrified, absent 1 high 76 5 1998 less than 1.5 % by weight moderate 75 % of total iron 1.390 kg most common chondrite observed from falls based on the locale, region, or nearby town in which the fall occurred Dar al Gani plateau, Libyan Sahara Desert H5 chondrite Fs% 17.7 often minerals not found on Earth less than 20 % monoclinic lower because the fall was not witnessed 26° 54.29' N. 16° 40.74' E. homogeneous 1267 kg 60 to 80 % by volume chondrules readily delineated 12 to 21 % A. Sexton, Open University, UK. Meteoritical Bulletin No 84

DaG 636 less than 0.2 % by weight hypersthene chondrite the range over at which the alteration took place transparent, recrystallized, moderate size crystals DaG 10 to 15 % by volume Fa% 25.3
can be severe due to long exposure time to environmental corrosion agents secondary, 2 to 50 micron grains 5 % by volume 0.1 to 1 % by volume 0.7 millimeters thermal metamorphism recorded by eyewitness or inferred from dating methods W2 devitrified, absent 3 low 44 5 1998 less than 1.5 % by weight contains metal flakes moderate 50 % of total iron 2.975 kg most common chondrite observed from falls based on the locale, region, or nearby town in which the fall occurred Dar al Gani plateau, Libyan Sahara Desert L5 chondrite Fs% 21.2 often minerals not found on Earth less than 20 % monoclinic lower because the fall was not witnessed 26° 52.86' N. 16° 32.95' E. homogeneous 1256 kg 60 to 80 % by volume chondrules readily delineated 5 to 10 % A. Sexton, Open University, UK. Meteoritical Bulletin No 84

DaG 639 less than 0.2 % by weight amphoterite the range over at which the alteration took place transparent, recrystallized, moderate size crystals DaG 10 to 15 % by volume Fa% 26.8
can be severe due to long exposure time to environmental corrosion agents secondary, 2 to 50 micron grains 2 % by volume 0.1 to 1 % by volume 0.9 millimeters thermal metamorphism recorded by eyewitness or inferred from dating methods W2 devitrified, absent 1 low 9 5 1998 less than 1.5 % by weight moderate 20 % of total iron 0.237 kg most common chondrite observed from falls based on the locale, region, or nearby town in which the fall occurred Dar al Gani plateau, Libyan Sahara Desert LL5 chondrite Fs% 22.1 bronzite, olivine and minor oligoclase less than 20 % monoclinic lower because the fall was not witnessed 26° 56.41' N. 16° 25.14' E. homogeneous 184 kg 60 to 80 % by volume chondrules readily delineated about 2 % A. Sexton, Open University, UK. Meteoritical Bulletin No 84

DaG 642 less than 0.2 % by weight hypersthene chondrite the range over at which the alteration took place transparent, recrystallized, coarse crystals DaG 10 to 15 % by volume Fa% 24.9
can be severe due to long exposure time to environmental corrosion agents secondary, grains greater than 50 microns 5 % by volume 0.1 to 1 % by volume 0.7 millimeters thermal metamorphism recorded by eyewitness or inferred from dating methods W1 devitrified, absent 1 low 155 6 1998 less than 1.5 % by weight light green matrix, metal flakes in matrix strong 50 % of total iron 0.265 kg most common chondrite observed from falls based on the locale, region, or nearby town in which the fall occurred Dar al Gani plateau, Libyan Sahara Desert L6 chondrite Fs% 20.5 often minerals not found on Earth orthorhombic lower because the fall was not witnessed 26° 53.12' N. 16° 34.74' E. homogeneous 4673 kg 60 to 80 % by volume chondrules poorly defined 5 to 10 % A. Sexton, Open University, UK. Meteoritical Bulletin No 84

Grosnaja 0.2 to 1 % by weight CV3_OxB chondrite clastic and minor opaque Bali meteorite weak 40 % by volume 3.3
negligible due to quick recovery of meteorite before corrosion begins elemental carbon minor primary grains only 0 to 5 % by volume 10 % by volume 1.0 millimeters shock metamorphism June 28, 1861 7:00 pm what witnesses saw or what was recorded by instruments clear, isotropic, variable abundance 1691 3 0.3 to 3 % by weight none 3.5 kg rare relative to other chondrite types Grosnaja strewn fields, elongated footprints which depends on impact angle, airbursts, and impact velocity S3 shock stage chondrite often minerals not found on Earth predominantly monoclinic higher because the fall was witnessed 43° 40' N., 45° 23' E. greater than 5 % deviations 485755 kg 45 % by volume chondrules very sharply defined

HaH 119 less than 0.2 % by weight rumurutiite the range over at which the alteration took place transparent, recrystallized, small crystals Rumuruti meteorite HaH 36 % by volume
can be severe due to long exposure time to environmental corrosion agents secondary, grains than 2 microns 0.1 % by volume 0 % by volume 0.4 millimeters thermal metamorphism recorded by eyewitness or inferred from dating methods W4 devitrified, absent highly oxidized 1691 4 April 1995 less than 1.5 % by weight unbecciated weak 0.352 kg HaH 119 Hammadah al Hamra S3 shock stage chondrite enriched in ¹⁷O isotope greater than 20 % monoclinic lower because the fall was not witnessed 28° 30.87' N., 12° 53.81' E. less than 5 % mean deviations 485755 kg greater than 40 % by volume chondrules well defined

HaH 260 less than 0.2 % by weight hypersthene chondrite the range over at which the alteration took place transparent, recrystallized, coarse crystals HaH 10 to 15 % by volume Fa% 25.9
can be severe due to long exposure time to environmental corrosion agents secondary, grains greater than 50 microns 5 % by volume 0.1 to 1 % by volume 0.7 millimeters thermal metamorphism recorded by eyewitness or inferred from dating methods W1 devitrified, absent 1 low 155 6 1998 less than 1.5 % by weight has prominent regmaglypts strong 50 % of total iron 0.530 kg most common chondrite observed from falls based on the locale, region, or nearby town in which the fall occurred Hammadah al Hamra L6 chondrite Fs% 21.7 often minerals not found on Earth orthorhombic lower because the fall was not witnessed 28° 36.78' N. 12° 56.83' E. homogeneous 4673 kg 60 to 80 % by volume chondrules poorly defined 5 to 10 % A. Sexton, Open University, UK. Meteoritical Bulletin No 84

Indarch less than 0.2 % by weight E chondrite the range over at which the alteration took place transparent, recrystallized, small crystals less than 2 to 15 % by volume
negligible due to quick recovery of meteorite before corrosion begins secondary, grains than 2 microns 8 % by volume 0.1 to 1 % by volume zero 0.2 millimeters shock metamorphism 8:10 pm April 7, 1891 what witnesses saw or what was recorded by instruments devitrified, absent highly reduced with very little FeO high 1691 3 to 5 less than 1.5 % by weight weak 27 kg Indarch Azerbaydzhan SSR, USSR S3 shock stage chondrite often minerals not found on Earth greater than 20 % monoclinic higher because the fall was witnessed 39° 45' N., 46° 40' E. less than 5 % mean deviations 485755 kg 60 to 80 % by volume chondrules well defined

Sahara 97021 less than 0.2 % by weight amphoterite the range over at which the alteration took place transparent, recrystallized, moderate size crystals 10 to 15 % by volume
can be severe due to long exposure time to environmental corrosion agents secondary, 2 to 50 micron grains 2 % by volume 0.1 to 1 % by volume 0.9 millimeters shock metamorphism recorded by eyewitness or inferred from dating methods W2 devitrified, absent low 9 5 February 1997 less than 1.5 % by weight moderate 20 % of total iron 0.895 kg most common chondrite observed from falls Sahara 97021 Sahara Desert S3 shock stage chondrite often minerals not found on Earth less than 20 % monoclinic lower because the fall was not witnessed y° 08' 52" N., x° 28' 49" W. homogeneous 184 kg 60 to 80 % by volume chondrules readily delineated about 2 %

Next S3 shock stage meteorite: DaG 609 Up: S3 shock stage meteorite, shocked chondrite Previous S3 shock stage meteorite: low shock ureilite

Subject	has part carbon	has synonym	has alteration temperature range	has part matrix	has prototype	has acronym	has degree of aqueous alteration	has matrix abundance	has petrologic subtype	has olivine composition	has image	has weather	has distinguishing feature	has part feldspar	has metal abundance	has refractory inclusion abundance	has oxidized iron content	has chondrule mean diameter	has metamorphism mechanism	has fall date	has weathering stage	has fall description	has chondrule glass type	has oxidation state	has number of fragment	has total iron content	has number of find	has petrologic type	has find date	has part water	has comment	has degree of thermal metamorphism	has iron metal and iron sulfide	has mass	has abundance	has name	has fall location	is an instance of	has pyroxene composition	has composition	has structural state of low Ca pyroxene	has value	has fall coordinate	has olivine and low Ca pyroxene homogeneity	has total mass of find	has chondrule abundance	has part chondrule	has metal iron content	classified by
DaG 222	less than 0.2 % by weight	amphoterite	the range over at which the alteration took place	transparent, recrystallized, moderate size crystals		DaG		10 to 15 % by volume				can be severe due to long exposure time to environmental corrosion agents		secondary, 2 to 50 micron grains	2 % by volume	0.1 to 1 % by volume		0.9 millimeters	shock metamorphism	recorded by eyewitness or inferred from dating methods	W3		devitrified, absent			low	9	5	1996	less than 1.5 % by weight	breccia	moderate	20 % of total iron	0.837 kg	most common chondrite observed from falls	DaG 222	Dar al Gani plateau, Libyan Sahara Desert	S3 shock stage chondrite		bronzite, olivine and minor oligoclase	less than 20 % monoclinic	lower because the fall was not witnessed	27° 27.20' N., 16° 18.76' E.	homogeneous	184 kg	60 to 80 % by volume	chondrules readily delineated	about 2 %
DaG 599	less than 0.2 % by weight	amphoterite	the range over at which the alteration took place	transparent, recrystallized, coarse crystals		DaG		10 to 15 % by volume		Fa% 32		can be severe due to long exposure time to environmental corrosion agents		secondary, grains greater than 50 microns	2 % by volume	0.1 to 1 % by volume		0.9 millimeters	thermal metamorphism	recorded by eyewitness or inferred from dating methods	W3		devitrified, absent		2	low	20	6	1998	less than 1.5 % by weight	very recrystalized	strong	20 % of total iron	0.781 kg	most common chondrite observed from falls	based on the locale, region, or nearby town in which the fall occurred	Dar al Gani plateau, Libyan Sahara Desert	LL6 chondrite	Fs% 13.3	bronzite, olivine and minor oligoclase	orthorhombic	lower because the fall was not witnessed	26° 54.96' N. 16° 40.39' E.	homogeneous	715 kg	60 to 80 % by volume	chondrules poorly defined	about 2 %	A. Sexton, I.A. Franchi, Open University, UK. Meteoritical Bulletin No 83
DaG 602	less than 0.2 % by weight	hypersthene chondrite	the range over at which the alteration took place	transparent, recrystallized, coarse crystals		DaG		10 to 15 % by volume		Fa% 24.8		can be severe due to long exposure time to environmental corrosion agents		secondary, grains greater than 50 microns	5 % by volume	0.1 to 1 % by volume		0.7 millimeters	thermal metamorphism	recorded by eyewitness or inferred from dating methods	W2		devitrified, absent		1	low	155	6	1998	less than 1.5 % by weight		strong	50 % of total iron	1.055 kg	most common chondrite observed from falls	based on the locale, region, or nearby town in which the fall occurred	Dar al Gani plateau, Libyan Sahara Desert	L6 chondrite	Fs% 22	often minerals not found on Earth	orthorhombic	lower because the fall was not witnessed	26° 59.59' N. 16° 08.36' E.	homogeneous	4673 kg	60 to 80 % by volume	chondrules poorly defined	5 to 10 %	A. Sexton, Open University, UK. Meteoritical Bulletin No 83
DaG 604	less than 0.2 % by weight	bronzite chondrite	the range over at which the alteration took place	transparent, recrystallized, small crystals		DaG		10 to 15 % by volume		Fa% 18.1		can be severe due to long exposure time to environmental corrosion agents		secondary, grains than 2 microns	10 % by volume	0.1 to 1 % by volume		0.3 millimeters	thermal metamorphism	recorded by eyewitness or inferred from dating methods	W2		devitrified, absent		1	high	37	4	1998	less than 1.5 % by weight		weak	75 % of total iron	0.180 kg	most common chondrite observed from falls	based on the locale, region, or nearby town in which the fall occurred	Dar al Gani plateau, Libyan Sahara Desert	H4 chondrite	Fs% 16.4	often minerals not found on Earth	greater than 20 % monoclinic	lower because the fall was not witnessed	26° 58.74' N. 16° 18.65' E.	less than 5 % mean deviations	1251 kg	60 to 80 % by volume	chondrules well defined	12 to 21 %	A. Sexton, Open University, UK. Meteoritical Bulletin No 83
Dag 635	less than 0.2 % by weight	bronzite chondrite	the range over at which the alteration took place	transparent, recrystallized, moderate size crystals		DaG		10 to 15 % by volume		Fa% 19.8		can be severe due to long exposure time to environmental corrosion agents		secondary, 2 to 50 micron grains	10 % by volume	0.1 to 1 % by volume		0.3 millimeters	thermal metamorphism	recorded by eyewitness or inferred from dating methods	W2		devitrified, absent		1	high	76	5	1998	less than 1.5 % by weight		moderate	75 % of total iron	1.390 kg	most common chondrite observed from falls	based on the locale, region, or nearby town in which the fall occurred	Dar al Gani plateau, Libyan Sahara Desert	H5 chondrite	Fs% 17.7	often minerals not found on Earth	less than 20 % monoclinic	lower because the fall was not witnessed	26° 54.29' N. 16° 40.74' E.	homogeneous	1267 kg	60 to 80 % by volume	chondrules readily delineated	12 to 21 %	A. Sexton, Open University, UK. Meteoritical Bulletin No 84
DaG 636	less than 0.2 % by weight	hypersthene chondrite	the range over at which the alteration took place	transparent, recrystallized, moderate size crystals		DaG		10 to 15 % by volume		Fa% 25.3		can be severe due to long exposure time to environmental corrosion agents		secondary, 2 to 50 micron grains	5 % by volume	0.1 to 1 % by volume		0.7 millimeters	thermal metamorphism	recorded by eyewitness or inferred from dating methods	W2		devitrified, absent		3	low	44	5	1998	less than 1.5 % by weight	contains metal flakes	moderate	50 % of total iron	2.975 kg	most common chondrite observed from falls	based on the locale, region, or nearby town in which the fall occurred	Dar al Gani plateau, Libyan Sahara Desert	L5 chondrite	Fs% 21.2	often minerals not found on Earth	less than 20 % monoclinic	lower because the fall was not witnessed	26° 52.86' N. 16° 32.95' E.	homogeneous	1256 kg	60 to 80 % by volume	chondrules readily delineated	5 to 10 %	A. Sexton, Open University, UK. Meteoritical Bulletin No 84
DaG 639	less than 0.2 % by weight	amphoterite	the range over at which the alteration took place	transparent, recrystallized, moderate size crystals		DaG		10 to 15 % by volume		Fa% 26.8		can be severe due to long exposure time to environmental corrosion agents		secondary, 2 to 50 micron grains	2 % by volume	0.1 to 1 % by volume		0.9 millimeters	thermal metamorphism	recorded by eyewitness or inferred from dating methods	W2		devitrified, absent		1	low	9	5	1998	less than 1.5 % by weight		moderate	20 % of total iron	0.237 kg	most common chondrite observed from falls	based on the locale, region, or nearby town in which the fall occurred	Dar al Gani plateau, Libyan Sahara Desert	LL5 chondrite	Fs% 22.1	bronzite, olivine and minor oligoclase	less than 20 % monoclinic	lower because the fall was not witnessed	26° 56.41' N. 16° 25.14' E.	homogeneous	184 kg	60 to 80 % by volume	chondrules readily delineated	about 2 %	A. Sexton, Open University, UK. Meteoritical Bulletin No 84
DaG 642	less than 0.2 % by weight	hypersthene chondrite	the range over at which the alteration took place	transparent, recrystallized, coarse crystals		DaG		10 to 15 % by volume		Fa% 24.9		can be severe due to long exposure time to environmental corrosion agents		secondary, grains greater than 50 microns	5 % by volume	0.1 to 1 % by volume		0.7 millimeters	thermal metamorphism	recorded by eyewitness or inferred from dating methods	W1		devitrified, absent		1	low	155	6	1998	less than 1.5 % by weight	light green matrix, metal flakes in matrix	strong	50 % of total iron	0.265 kg	most common chondrite observed from falls	based on the locale, region, or nearby town in which the fall occurred	Dar al Gani plateau, Libyan Sahara Desert	L6 chondrite	Fs% 20.5	often minerals not found on Earth	orthorhombic	lower because the fall was not witnessed	26° 53.12' N. 16° 34.74' E.	homogeneous	4673 kg	60 to 80 % by volume	chondrules poorly defined	5 to 10 %	A. Sexton, Open University, UK. Meteoritical Bulletin No 84
Grosnaja	0.2 to 1 % by weight	CV3_OxB chondrite		clastic and minor opaque	Bali meteorite		weak	40 % by volume	3.3			negligible due to quick recovery of meteorite before corrosion begins	elemental carbon	minor primary grains only	0 to 5 % by volume	10 % by volume		1.0 millimeters	shock metamorphism	June 28, 1861 7:00 pm		what witnesses saw or what was recorded by instruments	clear, isotropic, variable abundance				1691	3		0.3 to 3 % by weight		none		3.5 kg	rare relative to other chondrite types	Grosnaja	strewn fields, elongated footprints which depends on impact angle, airbursts, and impact velocity	S3 shock stage chondrite		often minerals not found on Earth	predominantly monoclinic	higher because the fall was witnessed	43° 40' N., 45° 23' E.	greater than 5 % deviations	485755 kg	45 % by volume	chondrules very sharply defined
HaH 119	less than 0.2 % by weight	rumurutiite	the range over at which the alteration took place	transparent, recrystallized, small crystals	Rumuruti meteorite	HaH		36 % by volume				can be severe due to long exposure time to environmental corrosion agents		secondary, grains than 2 microns	0.1 % by volume	0 % by volume		0.4 millimeters	thermal metamorphism	recorded by eyewitness or inferred from dating methods	W4		devitrified, absent	highly oxidized			1691	4	April 1995	less than 1.5 % by weight	unbecciated	weak		0.352 kg		HaH 119	Hammadah al Hamra	S3 shock stage chondrite		enriched in ¹⁷O isotope	greater than 20 % monoclinic	lower because the fall was not witnessed	28° 30.87' N., 12° 53.81' E.	less than 5 % mean deviations	485755 kg	greater than 40 % by volume	chondrules well defined
HaH 260	less than 0.2 % by weight	hypersthene chondrite	the range over at which the alteration took place	transparent, recrystallized, coarse crystals		HaH		10 to 15 % by volume		Fa% 25.9		can be severe due to long exposure time to environmental corrosion agents		secondary, grains greater than 50 microns	5 % by volume	0.1 to 1 % by volume		0.7 millimeters	thermal metamorphism	recorded by eyewitness or inferred from dating methods	W1		devitrified, absent		1	low	155	6	1998	less than 1.5 % by weight	has prominent regmaglypts	strong	50 % of total iron	0.530 kg	most common chondrite observed from falls	based on the locale, region, or nearby town in which the fall occurred	Hammadah al Hamra	L6 chondrite	Fs% 21.7	often minerals not found on Earth	orthorhombic	lower because the fall was not witnessed	28° 36.78' N. 12° 56.83' E.	homogeneous	4673 kg	60 to 80 % by volume	chondrules poorly defined	5 to 10 %	A. Sexton, Open University, UK. Meteoritical Bulletin No 84
Indarch	less than 0.2 % by weight	E chondrite	the range over at which the alteration took place	transparent, recrystallized, small crystals				less than 2 to 15 % by volume				negligible due to quick recovery of meteorite before corrosion begins		secondary, grains than 2 microns	8 % by volume	0.1 to 1 % by volume	zero	0.2 millimeters	shock metamorphism	8:10 pm April 7, 1891		what witnesses saw or what was recorded by instruments	devitrified, absent	highly reduced with very little FeO		high	1691	3 to 5		less than 1.5 % by weight		weak		27 kg		Indarch	Azerbaydzhan SSR, USSR	S3 shock stage chondrite		often minerals not found on Earth	greater than 20 % monoclinic	higher because the fall was witnessed	39° 45' N., 46° 40' E.	less than 5 % mean deviations	485755 kg	60 to 80 % by volume	chondrules well defined
Sahara 97021	less than 0.2 % by weight	amphoterite	the range over at which the alteration took place	transparent, recrystallized, moderate size crystals				10 to 15 % by volume				can be severe due to long exposure time to environmental corrosion agents		secondary, 2 to 50 micron grains	2 % by volume	0.1 to 1 % by volume		0.9 millimeters	shock metamorphism	recorded by eyewitness or inferred from dating methods	W2		devitrified, absent			low	9	5	February 1997	less than 1.5 % by weight		moderate	20 % of total iron	0.895 kg	most common chondrite observed from falls	Sahara 97021	Sahara Desert	S3 shock stage chondrite		often minerals not found on Earth	less than 20 % monoclinic	lower because the fall was not witnessed	y° 08' 52" N., x° 28' 49" W.	homogeneous	184 kg	60 to 80 % by volume	chondrules readily delineated	about 2 %