Indarch Comparison Table

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Next EH4 chondrite: Abee Up: EH4 chondrite, meteorite fall, S3 shock stage chondrite

Indarch comparison table

Subject has part mean Ni content of sulfide has part carbon has synonym has alteration temperature range has olivine shock metamorphism has part matrix is independent of has shock pressure has matrix abundance has sediment mechanism has image has weather has degree of secondary process 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 fall description is a kind of has age has part sulfide Ni content has part maximum bulk Ni in metal has oxidation state has total iron content has definition has number of find has petrologic type has part water has degree of thermal metamorphism has orthopyroxene shock metamorphism has plagioclase shock metamorphism has degree of shock metamorphism has mass has peak temperature has shock diagnostic mineral has name be shock has fall location is an instance of has shock stage has part metal maximum bulk has homogeneity of olivine and low Ca pyroxene 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 parent body has part chondrule has petrologic type range

EH4 chondrite in weight % 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 agglomeration of particles, many of which record individual, diverse histories providing insight into geological evolution of parent asteroid secondary, grains than 2 microns 8 % by volume 0.1 to 1 % by volume zero 0.2 millimeters thermal metamorphism recorded by eyewitness or inferred from dating methods E4 chondrite oldest and most primitive rock in solar system less than 0.5 % by weight greater than 20 % by weight, kamacite and taenite in exsolution relationship highly reduced with very little FeO high 5 3 to 5 less than 1.5 % by weight weak less than 950 degree Celsius during its entire history since solidification based on the locale, region, or nearby town in which the fall occurred strewn fields, elongated footprints which depends on impact angle, airbursts, and impact velocity in weight % definition goes here greater than 20 % monoclinic in degrees, minutes and seconds of lattitude and longitude less than 5 % mean deviations 143 kg 60 to 80 % by volume asteroid smaller than 100 km in diameter chondrules well defined which depends on degree of aqueous alteration and thermal metamorphism

meteorite fall negligible due to quick recovery of meteorite before corrosion begins recorded by eyewitness or instruments what witnesses saw or what was recorded by instruments meteorite a meteorite whose fall was witnessed by human or electronic means 1691 based on the locale, region, or nearby town in which the fall occurred strewn fields, elongated footprints which depends on impact angle, airbursts, and impact velocity higher because the fall was witnessed in degrees, minutes and seconds of lattitude and longitude 485755 kg

S3 shock stage chondrite in weight % in weight % planar fractures, undulatory extinction, irregular fractures fine grained disequilibrium mixture of silicates, oxides, metal, sulfides and organic constituents the nature and degree of thermal metamorphism or aqueous alteration 15 to 20 GPa in volume % agglomeration of particles, many of which record individual, diverse histories providing insight into geological evolution of parent asteroid usually plagioclase tectosilicate in volume % in volume % millimeters shock metamorphism recorded by eyewitness or inferred from dating methods S3 shock stage meteorite oldest and most primitive rock in solar system 1691 in weight % clinoenstatite lamellae on (100), undulatory extinction, planar fractures, irregular fractures undulatory extinction weakly shocked less than 950 degree Celsius during its entire history since solidification orthopyroxene for enstatite chondrite based on the locale, region, or nearby town in which the fall occurred before, during or after other types of metamorphism strewn fields, elongated footprints which depends on impact angle, airbursts, and impact velocity S3 in weight % definition goes here definition goes here in degrees, minutes and seconds of lattitude and longitude 485755 kg in volume % asteroid smaller than 100 km in diameter small sphere of about 1 mm diameter of formerly melted minerals which depends on degree of aqueous alteration and thermal metamorphism

Indarch in weight % less than 0.2 % by weight E chondrite the range over at which the alteration took place planar fractures, undulatory extinction, irregular fractures transparent, recrystallized, small crystals the nature and degree of thermal metamorphism or aqueous alteration 15 to 20 GPa less than 2 to 15 % by volume agglomeration of particles, many of which record individual, diverse histories
negligible due to quick recovery of meteorite before corrosion begins providing insight into geological evolution of parent asteroid 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 oldest and most primitive rock in solar system less than 0.5 % by weight greater than 20 % by weight, kamacite and taenite in exsolution relationship highly reduced with very little FeO high 1691 3 to 5 less than 1.5 % by weight weak clinoenstatite lamellae on (100), undulatory extinction, planar fractures, irregular fractures undulatory extinction weakly shocked 27 kg less than 950 degree Celsius during its entire history since solidification orthopyroxene for enstatite chondrite Indarch before, during or after other types of metamorphism Azerbaydzhan SSR, USSR S3 shock stage chondrite S3 in weight % definition goes here 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 asteroid smaller than 100 km in diameter chondrules well defined which depends on degree of aqueous alteration and thermal metamorphism

Next EH4 chondrite: Abee Up: EH4 chondrite, meteorite fall, S3 shock stage chondrite

Subject	has part mean Ni content of sulfide	has part carbon	has synonym	has alteration temperature range	has olivine shock metamorphism	has part matrix	is independent of	has shock pressure	has matrix abundance	has sediment mechanism	has image	has weather	has degree of secondary process	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 fall description	is a kind of	has age	has part sulfide Ni content	has part maximum bulk Ni in metal	has oxidation state	has total iron content	has definition	has number of find	has petrologic type	has part water	has degree of thermal metamorphism	has orthopyroxene shock metamorphism	has plagioclase shock metamorphism	has degree of shock metamorphism	has mass	has peak temperature	has shock diagnostic mineral	has name	be shock	has fall location	is an instance of	has shock stage	has part metal maximum bulk	has homogeneity of olivine and low Ca pyroxene	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 parent body	has part chondrule	has petrologic type range
EH4 chondrite	in weight %	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	agglomeration of particles, many of which record individual, diverse histories			providing insight into geological evolution of parent asteroid	secondary, grains than 2 microns	8 % by volume	0.1 to 1 % by volume	zero	0.2 millimeters	thermal metamorphism	recorded by eyewitness or inferred from dating methods		E4 chondrite	oldest and most primitive rock in solar system	less than 0.5 % by weight	greater than 20 % by weight, kamacite and taenite in exsolution relationship	highly reduced with very little FeO	high		5	3 to 5	less than 1.5 % by weight	weak					less than 950 degree Celsius during its entire history since solidification		based on the locale, region, or nearby town in which the fall occurred		strewn fields, elongated footprints which depends on impact angle, airbursts, and impact velocity			in weight %	definition goes here	greater than 20 % monoclinic		in degrees, minutes and seconds of lattitude and longitude	less than 5 % mean deviations	143 kg	60 to 80 % by volume	asteroid smaller than 100 km in diameter	chondrules well defined	which depends on degree of aqueous alteration and thermal metamorphism
meteorite fall												negligible due to quick recovery of meteorite before corrosion begins								recorded by eyewitness or instruments	what witnesses saw or what was recorded by instruments	meteorite						a meteorite whose fall was witnessed by human or electronic means	1691										based on the locale, region, or nearby town in which the fall occurred		strewn fields, elongated footprints which depends on impact angle, airbursts, and impact velocity						higher because the fall was witnessed	in degrees, minutes and seconds of lattitude and longitude		485755 kg
S3 shock stage chondrite	in weight %	in weight %			planar fractures, undulatory extinction, irregular fractures	fine grained disequilibrium mixture of silicates, oxides, metal, sulfides and organic constituents	the nature and degree of thermal metamorphism or aqueous alteration	15 to 20 GPa	in volume %	agglomeration of particles, many of which record individual, diverse histories			providing insight into geological evolution of parent asteroid	usually plagioclase tectosilicate	in volume %	in volume %		millimeters	shock metamorphism	recorded by eyewitness or inferred from dating methods		S3 shock stage meteorite	oldest and most primitive rock in solar system						1691		in weight %		clinoenstatite lamellae on (100), undulatory extinction, planar fractures, irregular fractures	undulatory extinction	weakly shocked		less than 950 degree Celsius during its entire history since solidification	orthopyroxene for enstatite chondrite	based on the locale, region, or nearby town in which the fall occurred	before, during or after other types of metamorphism	strewn fields, elongated footprints which depends on impact angle, airbursts, and impact velocity		S3	in weight %	definition goes here	definition goes here		in degrees, minutes and seconds of lattitude and longitude		485755 kg	in volume %	asteroid smaller than 100 km in diameter	small sphere of about 1 mm diameter of formerly melted minerals	which depends on degree of aqueous alteration and thermal metamorphism
Indarch	in weight %	less than 0.2 % by weight	E chondrite	the range over at which the alteration took place	planar fractures, undulatory extinction, irregular fractures	transparent, recrystallized, small crystals	the nature and degree of thermal metamorphism or aqueous alteration	15 to 20 GPa	less than 2 to 15 % by volume	agglomeration of particles, many of which record individual, diverse histories		negligible due to quick recovery of meteorite before corrosion begins	providing insight into geological evolution of parent asteroid	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		oldest and most primitive rock in solar system	less than 0.5 % by weight	greater than 20 % by weight, kamacite and taenite in exsolution relationship	highly reduced with very little FeO	high		1691	3 to 5	less than 1.5 % by weight	weak	clinoenstatite lamellae on (100), undulatory extinction, planar fractures, irregular fractures	undulatory extinction	weakly shocked	27 kg	less than 950 degree Celsius during its entire history since solidification	orthopyroxene for enstatite chondrite	Indarch	before, during or after other types of metamorphism	Azerbaydzhan SSR, USSR	S3 shock stage chondrite	S3	in weight %	definition goes here	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	asteroid smaller than 100 km in diameter	chondrules well defined	which depends on degree of aqueous alteration and thermal metamorphism