DaG 084 Comparison Table

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rock > igneous rock > differentiated meteorite > differentiated achondrite > asteroidal achondrite > ureilite > mosaicized ureilite > DaG 084

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DaG 084 comparison table

Subject has reference has minerology has degree of shock metamorphism has shock stage is an instance of has distinguishing feature has fall location has olivine grain characteristic has metamorphism mechanism has pyroxene shock metamorphism has likely origin has solidification mechanism has name has shock diagnostic mineral has olivine composition has olivine shock metamorphism has weather has weathering stage has letter designation has acronym has texture has value has total mass of find has matrix composition has fall coordinate has characteristic mineral is a kind of has find date has mass has image has original texture has number of find has origin has shock pressure has solidification timescale has pigeonite composition has gain size has petrology

Dar al Gani meteorite Dar al Gani plateau, Libyan Sahara Desert based on the locale, region, or nearby town in which the fall occurred can be severe due to long exposure time to environmental corrosion agents DaG lower because the fall was not witnessed 485755 kg in degrees, minutes and seconds of lattitude and longitude Sahara meteorite when the meteorite was found 1691 meteoroid from interplanetary space or fragment dislodged from another planet, moon or planetesimal

mosaicized ureilite olivine, pyroxene (some combination of pigeonite, orthopyroxene, augite) shock melted shock melted no chondrules strewn fields, elongated footprints which depends on impact angle, airbursts, and impact velocity reduced rims contacting carbonaceous matrix material 0.1 mm FeO-free olivine and/or enstatite rims riddled with tiny inclusions of low-Ni metal shock metamorphism mottled by melt glass partial melting residue cooling in deep underground chambers based on the locale, region, or nearby town in which the fall occurred diamonds and/or lonsdaleite completely shattered or mosaicized AURE mosaicized 9 kg (out of date) carbon, metal, sulfides small silicate grains along grain boundaries less than 10% by volume in degrees, minutes and seconds of lattitude and longitude olivine-pigeonite about 90% by volume shock melted meteorite visible via dark matrix outlining relict grain boundaries of large, elongate grains, and a common preferred orientation of grains within relict domains -has source: Berkley JL, Taylor GJ, Keil K. Harlow GE, Prinz M 1980, Geochim Cosmochim Acta 44, 1579 -has URL: http://adsabs.harvard.edu/cgi-bin/bib_query?1980GeCoA..44.1579B 6 (out of date) asteroid 100 GPa or greater very slow much less than 1 mm coarse-grained granular

DaG 084 Weber and Bischoff (1996) olivine, pyroxene (some combination of pigeonite, orthopyroxene, augite) shock melted shock melted Dar al Gani meteorite no chondrules Dar al Gani plateau, Libyan Sahara Desert reduced rims contacting carbonaceous matrix material 0.1 mm FeO-free olivine and/or enstatite rims riddled with tiny inclusions of low-Ni metal shock metamorphism mottled by melt glass partial melting residue cooling in deep underground chambers DaG 084 diamonds and/or lonsdaleite Fo% 79 completely shattered or mosaicized can be severe due to long exposure time to environmental corrosion agents W3 AURE DaG mosaicized lower because the fall was not witnessed 9 kg (out of date) carbon, metal, sulfides small silicate grains along grain boundaries less than 10% by volume 27° 02.44' N., 16° 24.26' E. olivine-pigeonite about 90% by volume 1995 0.277 kg
visible via dark matrix outlining relict grain boundaries of large, elongate grains, and a common preferred orientation of grains within relict domains -has source: Berkley JL, Taylor GJ, Keil K. Harlow GE, Prinz M 1980, Geochim Cosmochim Acta 44, 1579 -has URL: http://adsabs.harvard.edu/cgi-bin/bib_query?1980GeCoA..44.1579B 6 (out of date) meteoroid from interplanetary space or fragment dislodged from another planet, moon or planetesimal 100 GPa or greater very slow Wo% 5.0 En% 81 much less than 1 mm coarse-grained granular

Next Dar al Gani meteorite: DaG 180 Up: Dar al Gani meteorite, mosaicized ureilite Previous Dar al Gani meteorite: DaG 055

Subject	has reference	has minerology	has degree of shock metamorphism	has shock stage	is an instance of	has distinguishing feature	has fall location	has olivine grain characteristic	has metamorphism mechanism	has pyroxene shock metamorphism	has likely origin	has solidification mechanism	has name	has shock diagnostic mineral	has olivine composition	has olivine shock metamorphism	has weather	has weathering stage	has letter designation	has acronym	has texture	has value	has total mass of find	has matrix composition	has fall coordinate	has characteristic mineral	is a kind of	has find date	has mass	has image	has original texture	has number of find	has origin	has shock pressure	has solidification timescale	has pigeonite composition	has gain size	has petrology
Dar al Gani meteorite							Dar al Gani plateau, Libyan Sahara Desert						based on the locale, region, or nearby town in which the fall occurred				can be severe due to long exposure time to environmental corrosion agents			DaG		lower because the fall was not witnessed	485755 kg		in degrees, minutes and seconds of lattitude and longitude		Sahara meteorite	when the meteorite was found				1691	meteoroid from interplanetary space or fragment dislodged from another planet, moon or planetesimal
mosaicized ureilite		olivine, pyroxene (some combination of pigeonite, orthopyroxene, augite)	shock melted	shock melted		no chondrules	strewn fields, elongated footprints which depends on impact angle, airbursts, and impact velocity	reduced rims contacting carbonaceous matrix material 0.1 mm FeO-free olivine and/or enstatite rims riddled with tiny inclusions of low-Ni metal	shock metamorphism	mottled by melt glass	partial melting residue	cooling in deep underground chambers	based on the locale, region, or nearby town in which the fall occurred	diamonds and/or lonsdaleite		completely shattered or mosaicized			AURE		mosaicized		9 kg (out of date)	carbon, metal, sulfides small silicate grains along grain boundaries less than 10% by volume	in degrees, minutes and seconds of lattitude and longitude	olivine-pigeonite about 90% by volume	shock melted meteorite				visible via dark matrix outlining relict grain boundaries of large, elongate grains, and a common preferred orientation of grains within relict domains -has source: Berkley JL, Taylor GJ, Keil K. Harlow GE, Prinz M 1980, Geochim Cosmochim Acta 44, 1579 -has URL: http://adsabs.harvard.edu/cgi-bin/bib_query?1980GeCoA..44.1579B	6 (out of date)	asteroid	100 GPa or greater	very slow		much less than 1 mm	coarse-grained granular
DaG 084	Weber and Bischoff (1996)	olivine, pyroxene (some combination of pigeonite, orthopyroxene, augite)	shock melted	shock melted	Dar al Gani meteorite	no chondrules	Dar al Gani plateau, Libyan Sahara Desert	reduced rims contacting carbonaceous matrix material 0.1 mm FeO-free olivine and/or enstatite rims riddled with tiny inclusions of low-Ni metal	shock metamorphism	mottled by melt glass	partial melting residue	cooling in deep underground chambers	DaG 084	diamonds and/or lonsdaleite	Fo% 79	completely shattered or mosaicized	can be severe due to long exposure time to environmental corrosion agents	W3	AURE	DaG	mosaicized	lower because the fall was not witnessed	9 kg (out of date)	carbon, metal, sulfides small silicate grains along grain boundaries less than 10% by volume	27° 02.44' N., 16° 24.26' E.	olivine-pigeonite about 90% by volume		1995	0.277 kg		visible via dark matrix outlining relict grain boundaries of large, elongate grains, and a common preferred orientation of grains within relict domains -has source: Berkley JL, Taylor GJ, Keil K. Harlow GE, Prinz M 1980, Geochim Cosmochim Acta 44, 1579 -has URL: http://adsabs.harvard.edu/cgi-bin/bib_query?1980GeCoA..44.1579B	6 (out of date)	meteoroid from interplanetary space or fragment dislodged from another planet, moon or planetesimal	100 GPa or greater	very slow	Wo% 5.0 En% 81	much less than 1 mm	coarse-grained granular