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rock > metamorphic rock > altered chondrite > shocked chondrite > S3 shock stage chondrite > Sahara 97021
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Sahara 97021 comparison table
Subject has part mean Ni content of sulfide has weather resistance 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 relative abundance has fragmentation probability has chondrule mean diameter has metamorphism mechanism has weathering stage is a kind of has age has part sulfide Ni content has part maximum bulk Ni in metal has total iron content has definition has number of find has petrologic type has find date has part water has degree of thermal metamorphism has orthopyroxene shock metamorphism has plagioclase shock metamorphism has iron metal and iron sulfide has degree of shock metamorphism has mass has abundance 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 composition has structural state of low Ca pyroxene has value has fall coordinate has olivine and low Ca pyroxene homogeneity has ablative mass loss has total mass of find has chondrule abundance has parent body has part chondrule has metal iron content has petrologic type range
LL5 chondritein weight %lowless than 0.2 % by weightamphoteritethe range over at which the alteration took place transparent, recrystallized, moderate size crystals  10 to 15 % by volumeagglomeration of particles, many of which record individual, diverse histories  providing insight into geological evolution of parent asteroidsecondary, 2 to 50 micron grains2 % by volume0.1 to 1 % by volume85.7 % of meteorite fallshigh because it is more friable than iron meteorite0.9 millimetersthermal metamorphism type 5 chondriteoldest and most primitive rock in solar systemless than 0.5 % by weightgreater than 20 % by weight, kamacite and taenite in exsolution relationshiplow 95 less than 1.5 % by weightmoderate  20 % of total iron  most common chondrite observed from fallsless 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 herebronzite, olivine and minor oligoclaseless than 20 % monoclinic in degrees, minutes and seconds of lattitude and longitudehomogeneoushigh because it is more friable than iron meteorite184 kg60 to 80 % by volumeasteroid smaller than 100 km in diameterchondrules readily delineatedabout 2 %which depends on degree of aqueous alteration and thermal metamorphism
meteorite find which depends on its composition          can be severe due to long exposure time to environmental corrosion agents     during meteor phase which depends on composition   meteorite    a meteorite whose fall was not witnessed1691 when the meteorite was found          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    often minerals not found on Earth lower because the fall was not witnessedin degrees, minutes and seconds of lattitude and longitude directly proportional to initial velocity485755 kg     
S3 shock stage chondritein weight %which depends on its compositionin weight %  planar fractures, undulatory extinction, irregular fracturesfine grained disequilibrium mixture of silicates, oxides, metal, sulfides and organic constituentsthe nature and degree of thermal metamorphism or aqueous alteration15 to 20 GPain volume %agglomeration of particles, many of which record individual, diverse histories  providing insight into geological evolution of parent asteroidusually plagioclase tectosilicatein volume %in volume % during meteor phase which depends on compositionmillimetersshock metamorphism S3 shock stage meteoriteoldest and most primitive rock in solar system    1691  in weight % clinoenstatite lamellae on (100), undulatory extinction, planar fractures, irregular fracturesundulatory extinction weakly shocked  less than 950 degree Celsius during its entire history since solidificationorthopyroxene for enstatite chondritebased on the locale, region, or nearby town in which the fall occurredbefore, during or after other types of metamorphismstrewn fields, elongated footprints which depends on impact angle, airbursts, and impact velocity S3in weight %definition goes hereoften minerals not found on Earthdefinition goes here in degrees, minutes and seconds of lattitude and longitude directly proportional to initial velocity485755 kgin volume %asteroid smaller than 100 km in diametersmall sphere of about 1 mm diameter of formerly melted minerals which depends on degree of aqueous alteration and thermal metamorphism
Sahara 97021in weight %which depends on its compositionless than 0.2 % by weightamphoteritethe range over at which the alteration took placeplanar fractures, undulatory extinction, irregular fracturestransparent, recrystallized, moderate size crystalsthe nature and degree of thermal metamorphism or aqueous alteration15 to 20 GPa10 to 15 % by volumeagglomeration of particles, many of which record individual, diverse histories
can be severe due to long exposure time to environmental corrosion agentsproviding insight into geological evolution of parent asteroidsecondary, 2 to 50 micron grains2 % by volume0.1 to 1 % by volume during meteor phase which depends on composition0.9 millimetersshock metamorphismW2 oldest and most primitive rock in solar systemless than 0.5 % by weightgreater than 20 % by weight, kamacite and taenite in exsolution relationshiplow 95February 1997less than 1.5 % by weightmoderateclinoenstatite lamellae on (100), undulatory extinction, planar fractures, irregular fracturesundulatory extinction20 % of total ironweakly shocked0.895 kgmost common chondrite observed from fallsless than 950 degree Celsius during its entire history since solidificationorthopyroxene for enstatite chondriteSahara 97021before, during or after other types of metamorphismSahara DesertS3 shock stage chondriteS3in weight %definition goes hereoften minerals not found on Earthless than 20 % monocliniclower because the fall was not witnessedy° 08' 52" N., x° 28' 49" W.homogeneousdirectly proportional to initial velocity184 kg60 to 80 % by volumeasteroid smaller than 100 km in diameterchondrules readily delineatedabout 2 %which depends on degree of aqueous alteration and thermal metamorphism

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