EET 90019 Comparison Table

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rock > igneous rock > differentiated meteorite > differentiated achondrite > asteroidal achondrite > ureilite > monomict ureilite > EET 90019

Next meteorite find: Eustis Up: meteorite find, monomict ureilite Previous meteorite find: EET 87720

EET 90019 comparison table

Subject has weather resistance has reference has minerology is an instance of has distinguishing feature has fragmentation probability has olivine grain characteristic has likely origin has solidification mechanism has olivine composition has weather has letter designation has relative abundance has texture has value has total mass of find has matrix composition has characteristic mineral has composition is a kind of has find date has number of find has origin has ablative mass loss has solidification timescale has plagioclase has pigeonite composition has definition has intergranular boundary has gain size has petrology

meteorite find which depends on its composition during meteor phase which depends on composition can be severe due to long exposure time to environmental corrosion agents lower because the fall was not witnessed 485755 kg often minerals not found on Earth meteorite when the meteorite was found 1691 meteoroid from interplanetary space or fragment dislodged from another planet, moon or planetesimal directly proportional to initial velocity a meteorite whose fall was not witnessed

monomict ureilite low olivine, pyroxene (some combination of pigeonite, orthopyroxene, augite) no chondrules high because it is more friable than iron meteorite reduced rims contacting carbonaceous matrix material 0.1 mm FeO-free olivine and/or enstatite rims riddled with tiny inclusions of low-Ni metal partial melting residue cooling in deep underground chambers AURE 7.1 % of meteorite falls large, anhedral olivine and pyroxene grains 9 kg (out of date) carbon, metal, sulfides small silicate grains along grain boundaries less than 10% by volume olivine-pigeonite about 90% by volume silicates (with very few exceptions) ureilite 6 (out of date) asteroid high because it is more friable than iron meteorite very slow 0 % curved meeting in triple junctions 1 mm coarse-grained granular

EET 90019 which depends on its composition AMN 15-1 olivine, pyroxene (some combination of pigeonite, orthopyroxene, augite) meteorite find no chondrules during meteor phase which depends on composition reduced rims contacting carbonaceous matrix material 0.1 mm FeO-free olivine and/or enstatite rims riddled with tiny inclusions of low-Ni metal partial melting residue cooling in deep underground chambers Fo% 89 can be severe due to long exposure time to environmental corrosion agents AURE large, anhedral olivine and pyroxene grains lower because the fall was not witnessed 485755 kg carbon, metal, sulfides small silicate grains along grain boundaries less than 10% by volume olivine-pigeonite about 90% by volume often minerals not found on Earth when the meteorite was found 1691 meteoroid from interplanetary space or fragment dislodged from another planet, moon or planetesimal directly proportional to initial velocity very slow 0 % Wo% 10 En% 80 curved meeting in triple junctions 1 mm coarse-grained granular

Next meteorite find: Eustis Up: meteorite find, monomict ureilite Previous meteorite find: EET 87720

Subject	has weather resistance	has reference	has minerology	is an instance of	has distinguishing feature	has fragmentation probability	has olivine grain characteristic	has likely origin	has solidification mechanism	has olivine composition	has weather	has letter designation	has relative abundance	has texture	has value	has total mass of find	has matrix composition	has characteristic mineral	has composition	is a kind of	has find date	has number of find	has origin	has ablative mass loss	has solidification timescale	has plagioclase	has pigeonite composition	has definition	has intergranular boundary	has gain size	has petrology
meteorite find	which depends on its composition					during meteor phase which depends on composition					can be severe due to long exposure time to environmental corrosion agents				lower because the fall was not witnessed	485755 kg			often minerals not found on Earth	meteorite	when the meteorite was found	1691	meteoroid from interplanetary space or fragment dislodged from another planet, moon or planetesimal	directly proportional to initial velocity				a meteorite whose fall was not witnessed
monomict ureilite	low		olivine, pyroxene (some combination of pigeonite, orthopyroxene, augite)		no chondrules	high because it is more friable than iron meteorite	reduced rims contacting carbonaceous matrix material 0.1 mm FeO-free olivine and/or enstatite rims riddled with tiny inclusions of low-Ni metal	partial melting residue	cooling in deep underground chambers			AURE	7.1 % of meteorite falls	large, anhedral olivine and pyroxene grains		9 kg (out of date)	carbon, metal, sulfides small silicate grains along grain boundaries less than 10% by volume	olivine-pigeonite about 90% by volume	silicates (with very few exceptions)	ureilite		6 (out of date)	asteroid	high because it is more friable than iron meteorite	very slow	0 %			curved meeting in triple junctions	1 mm	coarse-grained granular
EET 90019	which depends on its composition	AMN 15-1	olivine, pyroxene (some combination of pigeonite, orthopyroxene, augite)	meteorite find	no chondrules	during meteor phase which depends on composition	reduced rims contacting carbonaceous matrix material 0.1 mm FeO-free olivine and/or enstatite rims riddled with tiny inclusions of low-Ni metal	partial melting residue	cooling in deep underground chambers	Fo% 89	can be severe due to long exposure time to environmental corrosion agents	AURE		large, anhedral olivine and pyroxene grains	lower because the fall was not witnessed	485755 kg	carbon, metal, sulfides small silicate grains along grain boundaries less than 10% by volume	olivine-pigeonite about 90% by volume	often minerals not found on Earth		when the meteorite was found	1691	meteoroid from interplanetary space or fragment dislodged from another planet, moon or planetesimal	directly proportional to initial velocity	very slow	0 %	Wo% 10 En% 80		curved meeting in triple junctions	1 mm	coarse-grained granular