S1 shock stage chondrite Comparison Table

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S1 shock stage chondrite comparison table

Subject has part carbon has alteration temperature range has synonym has part matrix has prototype has degree of aqueous alteration has matrix abundance has petrologic subtype has image has weather has distinguishing feature has part feldspar has metal abundance has refractory inclusion abundance has chondrule mean diameter has fall date have composition has fall description has chondrule glass type has part sulfide Ni content has part maximum bulk Ni in metal has total iron content has number of find has petrologic type has find date has part water has degree of thermal metamorphism has iron metal and iron sulfide has mass has abundance has name has fall location has tenacity 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

Grady (1937) 0.2 to 1 % by weight bronzite chondrite clastic and minor opaque none 10 to 15 % by volume 3.7
can be severe due to long exposure time to environmental corrosion agents minor primary grains only 10 % by volume 0.1 to 1 % by volume 0.3 millimeters recorded by eyewitness or inferred from dating methods clear, isotropic, variable abundance less than 0.5 % by weight greater than 20 % by weight, kamacite and taenite in exsolution relationship high 9 3 1937 0.3 to 3 % by weight none 75 % of total iron 9.3 kg most common chondrite observed from falls Grady (1937) Grady, New Mexico predominantly monoclinic lower because the fall was not witnessed 34° 48' N., 103° 19' W. greater than 5 % deviations 349 kg 60 to 80 % by volume chondrules very sharply defined 12 to 21 %

Mount Tazerzait less than 0.2 % by weight the range over at which the alteration took place hypersthene chondrite transparent, recrystallized, moderate size crystals 10 to 15 % by volume
negligible due to quick recovery of meteorite before corrosion begins secondary, 2 to 50 micron grains 5 % by volume 0.1 to 1 % by volume 0.7 millimeters August 21, 1991 what witnesses saw or what was recorded by instruments devitrified, absent less than 0.5 % by weight greater than 20 % by weight, kamacite and taenite in exsolution relationship low 44 5 less than 1.5 % by weight moderate 50 % of total iron 110 kg most common chondrite observed from falls Mt. Tazerzait Tahoua, Republic of Niger less than 20 % monoclinic higher because the fall was witnessed 18° 42' N., 4° 48' E. homogeneous 1256 kg 60 to 80 % by volume chondrules readily delineated 5 to 10 %

Murchison 0.8 to 2.6 % by weight mostly fine, opaque Mighei meteorite moderate 70 % by volume
negligible due to quick recovery of meteorite before corrosion begins elemental carbon minor primary grains only 0.1 % by volume 5 % by volume 0.3 millimeters September 28, 1969 10:45 am contain amino acids what witnesses saw or what was recorded by instruments rare greater than 0.5 % by weight less than 20 % by weight; taenite minor or absent 1691 2 2 to 16 % by weight rare relative to other chondrite types Murchison Murchison, Victoria, Australia friable predominantly monoclinic higher because the fall was witnessed 36° 37' S., 145° 12' E. greater than 5 % deviations 485755 kg 20 % by volume chondrules very sharply defined

Portales Valley less than 0.2 % by weight the range over at which the alteration took place bronzite chondrite transparent, recrystallized, coarse crystals 10 to 15 % by volume
negligible due to quick recovery of meteorite before corrosion begins secondary, grains greater than 50 microns 10 % by volume 0.1 to 1 % by volume 0.3 millimeters 7:32 am June 13, 1998 what witnesses saw or what was recorded by instruments devitrified, absent less than 0.5 % by weight greater than 20 % by weight, kamacite and taenite in exsolution relationship high 44 6 less than 1.5 % by weight strong 75 % of total iron 80 kg most common chondrite observed from falls Portales Valley eastern New Mexico orthorhombic higher because the fall was witnessed 34° 10.5' N., 103° 17.7' W. homogeneous 11357 kg 60 to 80 % by volume chondrules poorly defined 12 to 21 %

Next S1 shock stage meteorite: very low shock ureilite Up: S1 shock stage meteorite, shocked chondrite Previous S1 shock stage meteorite: HaH 193

Subject	has part carbon	has alteration temperature range	has synonym	has part matrix	has prototype	has degree of aqueous alteration	has matrix abundance	has petrologic subtype	has image	has weather	has distinguishing feature	has part feldspar	has metal abundance	has refractory inclusion abundance	has chondrule mean diameter	has fall date	have composition	has fall description	has chondrule glass type	has part sulfide Ni content	has part maximum bulk Ni in metal	has total iron content	has number of find	has petrologic type	has find date	has part water	has degree of thermal metamorphism	has iron metal and iron sulfide	has mass	has abundance	has name	has fall location	has tenacity	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
Grady (1937)	0.2 to 1 % by weight		bronzite chondrite	clastic and minor opaque		none	10 to 15 % by volume	3.7		can be severe due to long exposure time to environmental corrosion agents		minor primary grains only	10 % by volume	0.1 to 1 % by volume	0.3 millimeters	recorded by eyewitness or inferred from dating methods			clear, isotropic, variable abundance	less than 0.5 % by weight	greater than 20 % by weight, kamacite and taenite in exsolution relationship	high	9	3	1937	0.3 to 3 % by weight	none	75 % of total iron	9.3 kg	most common chondrite observed from falls	Grady (1937)	Grady, New Mexico		predominantly monoclinic	lower because the fall was not witnessed	34° 48' N., 103° 19' W.	greater than 5 % deviations	349 kg	60 to 80 % by volume	chondrules very sharply defined	12 to 21 %
Mount Tazerzait	less than 0.2 % by weight	the range over at which the alteration took place	hypersthene chondrite	transparent, recrystallized, moderate size crystals			10 to 15 % by volume			negligible due to quick recovery of meteorite before corrosion begins		secondary, 2 to 50 micron grains	5 % by volume	0.1 to 1 % by volume	0.7 millimeters	August 21, 1991		what witnesses saw or what was recorded by instruments	devitrified, absent	less than 0.5 % by weight	greater than 20 % by weight, kamacite and taenite in exsolution relationship	low	44	5		less than 1.5 % by weight	moderate	50 % of total iron	110 kg	most common chondrite observed from falls	Mt. Tazerzait	Tahoua, Republic of Niger		less than 20 % monoclinic	higher because the fall was witnessed	18° 42' N., 4° 48' E.	homogeneous	1256 kg	60 to 80 % by volume	chondrules readily delineated	5 to 10 %
Murchison	0.8 to 2.6 % by weight			mostly fine, opaque	Mighei meteorite	moderate	70 % by volume			negligible due to quick recovery of meteorite before corrosion begins	elemental carbon	minor primary grains only	0.1 % by volume	5 % by volume	0.3 millimeters	September 28, 1969 10:45 am	contain amino acids	what witnesses saw or what was recorded by instruments	rare	greater than 0.5 % by weight	less than 20 % by weight; taenite minor or absent		1691	2		2 to 16 % by weight				rare relative to other chondrite types	Murchison	Murchison, Victoria, Australia	friable	predominantly monoclinic	higher because the fall was witnessed	36° 37' S., 145° 12' E.	greater than 5 % deviations	485755 kg	20 % by volume	chondrules very sharply defined
Portales Valley	less than 0.2 % by weight	the range over at which the alteration took place	bronzite chondrite	transparent, recrystallized, coarse crystals			10 to 15 % by volume			negligible due to quick recovery of meteorite before corrosion begins		secondary, grains greater than 50 microns	10 % by volume	0.1 to 1 % by volume	0.3 millimeters	7:32 am June 13, 1998		what witnesses saw or what was recorded by instruments	devitrified, absent	less than 0.5 % by weight	greater than 20 % by weight, kamacite and taenite in exsolution relationship	high	44	6		less than 1.5 % by weight	strong	75 % of total iron	80 kg	most common chondrite observed from falls	Portales Valley	eastern New Mexico		orthorhombic	higher because the fall was witnessed	34° 10.5' N., 103° 17.7' W.	homogeneous	11357 kg	60 to 80 % by volume	chondrules poorly defined	12 to 21 %