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rock > igneous rock > differentiated meteorite > metal-rich meteorite > stony iron meteorite > pallasite > main group pallasite

main group pallasite comparison table

Subject	has olivine chromium content	has olivine cobalt content	has origin	has olivine magnesium content	has olivine composition	has image	has weather	has olivine SiO2 content	has olivine P2O5 content	has relative abundance	has fall date	has weathering stage	has olivine scandium content	has fall description	has olivine MnO content	has olivine crystal distribution	has number of find	has olivine nickel content	has find date	has identification date	has olivine grain size	has mass	has olivine CaO content	has name	has fall location	is an instance of	has reference	has olivine manganese content	has olivine MgO content	has curation location	has composition	has olivine Fe/Mn ratio	has value	has fall coordinate	has total mass of find	has fall map	has olivine Cr2O3 content	has olivine FeO content	has olivine zinc content
Ahumada	595 microgram/gram using Instrumental Neutron Activation Analysis	9.41 microgram/gram using Instrumental Neutron Activation Analysis	planet or asteroid much larger than 100 km in diameter		Fo 88+-1					1.5 % of meteorite falls	recorded by eyewitness or inferred from dating methods		1.86 microgram/gram using Instrumental Neutron Activation Analysis			from homogeneous to heterogeneous	33	40.0 microgram/gram using Instrumental Neutron Activation Analysis			typically one centimeter			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	main group pallasite		2.2 milligram/gram using electron microproe analysis			metallic iron plus olivine; core/mantle boundary samples			in degrees, minutes and seconds of lattitude and longitude	7207 kg	which appears as an elongated footprint which depends on impact angle, airbursts, and impact velocity			6.4 microgram/gram using Instrumental Neutron Activation Analysis
Albin			meteoroid from interplanetary space or fragment dislodged from another planet, moon or planetesimal		Fo 88+-1		can be severe due to long exposure time to environmental corrosion agents				recorded by eyewitness or inferred from dating methods					from homogeneous to heterogeneous	33		1915		up to 37 mm diamteter	57 kg		Albin	Laramine County, 5 miles north of Albin, Wyoming	main group pallasite					metallic iron plus olivine; core/mantle boundary samples		lower because the fall was not witnessed	41° 30' N., 104° 6' W.	7207 kg	which appears as an elongated footprint which depends on impact angle, airbursts, and impact velocity
Brahin			planet or asteroid much larger than 100 km in diameter	84.9 mg# or 100 * Mg/(Mg + Fe)	Fo 88+-1			36.5 % by weight	3.82 % by weight	1.5 % of meteorite falls	recorded by eyewitness or inferred from dating methods				0.30 % by weight	from homogeneous to heterogeneous	33				typically one centimeter			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	main group pallasite			43.2 % by weight		metallic iron plus olivine; core/mantle boundary samples	45		in degrees, minutes and seconds of lattitude and longitude	7207 kg	which appears as an elongated footprint which depends on impact angle, airbursts, and impact velocity		13.7 % by weight
Brenham			meteoroid from interplanetary space or fragment dislodged from another planet, moon or planetesimal		Fo 88+-1		can be severe due to long exposure time to environmental corrosion agents				recorded by eyewitness or inferred from dating methods	extreme				heterogeneous some regions have no olivine crystals	33		1882		typically one centimeter	1.5 tons		Brenham	Kiowa County, Kansas	main group pallasite					metallic iron plus olivine; core/mantle boundary samples		lower because the fall was not witnessed	37° 36' N., 99° 12' W.	7207 kg	which appears as an elongated footprint which depends on impact angle, airbursts, and impact velocity
Esquel			planet or asteroid much larger than 100 km in diameter		Fo 88+-1					1.5 % of meteorite falls	recorded by eyewitness or inferred from dating methods					from homogeneous to heterogeneous	33				typically one centimeter			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	main group pallasite					metallic iron plus olivine; core/mantle boundary samples			in degrees, minutes and seconds of lattitude and longitude	7207 kg	which appears as an elongated footprint which depends on impact angle, airbursts, and impact velocity
Giroux	312 microgram/gram using Instrumental Neutron Activation Analysis	6.40 microgram/gram using Instrumental Neutron Activation Analysis	planet or asteroid much larger than 100 km in diameter	89.1 mg# or 100 * Mg/(Mg + Fe)	Fo 88+-1			40.8 % by weight		1.5 % of meteorite falls	recorded by eyewitness or inferred from dating methods		1.09 microgram/gram using Instrumental Neutron Activation Analysis		0.25 % by weight	from homogeneous to heterogeneous	33	18.3 microgram/gram using Instrumental Neutron Activation Analysis			typically one centimeter		0.017 % by weight	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	main group pallasite		2.14 milligram/gram using Instrumental Neutron Activation Analysis	48.9 % by weight		metallic iron plus olivine; core/mantle boundary samples	42		in degrees, minutes and seconds of lattitude and longitude	7207 kg	which appears as an elongated footprint which depends on impact angle, airbursts, and impact velocity	0.052 % by weight	10.7 % by weight	7.0 microgram/gram using Instrumental Neutron Activation Analysis
Glorieta Mountain	280 microgram/gram using Instrumental Neutron Activation Analysis	8.19 microgram/gram using Instrumental Neutron Activation Analysis	meteoroid from interplanetary space or fragment dislodged from another planet, moon or planetesimal		Fo 88+-1		can be severe due to long exposure time to environmental corrosion agents				recorded by eyewitness or inferred from dating methods		2.29 microgram/gram using Instrumental Neutron Activation Analysis			from homogeneous to heterogeneous	33	20.8 microgram/gram using Instrumental Neutron Activation Analysis	1884		typically one centimeter	143 kg		Glorieta Mountain	ranch of Mrs. Roival near Canonçito, New Mexico, five miles south of Glorieta Mountain	main group pallasite		2.04 milligram/gram using Instrumental Neutron Activation Analysis			metallic iron plus olivine; core/mantle boundary samples		lower because the fall was not witnessed	35° 34' N., 105° 49' W.	7207 kg	which appears as an elongated footprint which depends on impact angle, airbursts, and impact velocity			5.9 microgram/gram using Instrumental Neutron Activation Analysis
Imilac			meteoroid from interplanetary space or fragment dislodged from another planet, moon or planetesimal		Fo 88+-1		grade 2 (subject to weathering)				recorded by eyewitness or inferred from dating methods					from homogeneous to heterogeneous	33		1820		typically one centimeter	240 kg		Imilac	Atacama Desert southwest of Imilac, Chile	main group pallasite					9.9% Ni, 21.1 ppm Ga, 46.0 ppm Ge, 0.071 ppm Ir		lower because the fall was not witnessed	24° 12.2' S., 68° 48.4' W.	7207 kg	which appears as an elongated footprint which depends on impact angle, airbursts, and impact velocity
Krasnojarsk	228 microgram/gram using Instrumental Neutron Activation Analysis	7.03 microgram/gram using Instrumental Neutron Activation Analysis	planet or asteroid much larger than 100 km in diameter	87.9 mg# or 100 * Mg/(Mg + Fe)	Fo 88+-1			40.0 % by weight		1.5 % of meteorite falls	recorded by eyewitness or inferred from dating methods		1.23 microgram/gram using Instrumental Neutron Activation Analysis		0.19 % by weight	from homogeneous to heterogeneous	33	14.5 microgram/gram using Instrumental Neutron Activation Analysis			typically one centimeter		0.011 % by weight	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	main group pallasite		1.68 milligram/gram using Instrumental Neutron Activation Analysis	48.0 % by weight		metallic iron plus olivine; core/mantle boundary samples	61		in degrees, minutes and seconds of lattitude and longitude	7207 kg	which appears as an elongated footprint which depends on impact angle, airbursts, and impact velocity	0.041 % by weight	11.8 % by weight	7.9 microgram/gram using Instrumental Neutron Activation Analysis
Marjalahti			meteoroid from interplanetary space or fragment dislodged from another planet, moon or planetesimal		Fo 88+-1		negligible due to quick recovery of meteorite before corrosion begins				10:00 pm June 1, 1902			what witnesses saw or what was recorded by instruments		from homogeneous to heterogeneous	33				typically one centimeter	45 kg		Marjalahti	Lake Laatokka, Viipuri, Karelia, USSR (ASSR, Finland.)	main group pallasite					metallic iron plus olivine; core/mantle boundary samples		higher because the fall was witnessed	61° 30' N., 30° 30' E.	7207 kg	which appears as an elongated footprint which depends on impact angle, airbursts, and impact velocity
Mount Vernon	306 microgram/gram using Instrumental Neutron Activation Analysis	7.22 microgram/gram using Instrumental Neutron Activation Analysis	planet or asteroid much larger than 100 km in diameter	86.9 mg# or 100 * Mg/(Mg + Fe)	Fo 88+-1			40.4 % by weight		1.5 % of meteorite falls	recorded by eyewitness or inferred from dating methods		1.65 microgram/gram using Instrumental Neutron Activation Analysis		0.29 % by weight	from homogeneous to heterogeneous	33	19.6 microgram/gram using Instrumental Neutron Activation Analysis			typically one centimeter		0.014 % by weight	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	main group pallasite		2.76 milligram/gram using Instrumental Neutron Activation Analysis	47.5 % by weight		metallic iron plus olivine; core/mantle boundary samples	44		in degrees, minutes and seconds of lattitude and longitude	7207 kg	which appears as an elongated footprint which depends on impact angle, airbursts, and impact velocity	0.049 % by weight	12.8 % by weight	5.9 microgram/gram using Instrumental Neutron Activation Analysis
Phillips County			planet or asteroid much larger than 100 km in diameter		Fo 82 which is anomalously ferroan compared to main group pallasite					1.5 % of meteorite falls	recorded by eyewitness or inferred from dating methods					from homogeneous to heterogeneous	33				typically one centimeter			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	main group pallasite					metallic iron plus olivine; core/mantle boundary samples			in degrees, minutes and seconds of lattitude and longitude	7207 kg	which appears as an elongated footprint which depends on impact angle, airbursts, and impact velocity
Rawalinna			planet or asteroid much larger than 100 km in diameter	84.8 mg# or 100 * Mg/(Mg + Fe)	Fo 88+-1			35.9 % by weight	4.91 % by weight	1.5 % of meteorite falls	recorded by eyewitness or inferred from dating methods				0.26 % by weight	from homogeneous to heterogeneous	33				typically one centimeter			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	main group pallasite			44.8 % by weight		metallic iron plus olivine; core/mantle boundary samples	54		in degrees, minutes and seconds of lattitude and longitude	7207 kg	which appears as an elongated footprint which depends on impact angle, airbursts, and impact velocity		14.3 % by weight
Springwater	169 microgram/gram using Instrumental Neutron Activation Analysis	8.84 microgram/gram using Instrumental Neutron Activation Analysis	meteoroid from interplanetary space or fragment dislodged from another planet, moon or planetesimal	82.0 mg# or 100 * Mg/(Mg + Fe)	Fo 82		can be severe due to long exposure time to environmental corrosion agents	39.0 % by weight			recorded by eyewitness or inferred from dating methods		0.54 microgram/gram using Instrumental Neutron Activation Analysis		0.33 % by weight	from homogeneous to heterogeneous	33	20.4 microgram/gram using Instrumental Neutron Activation Analysis	Summer, 1931		typically one centimeter	67.6 kg	0.004 % by weight	Springwater	100 miles west of Saskatoon, Saskatchewan, Canada	main group pallasite	Yanhua Zhou, Steele, I.M. 1993, Lunar Planet. Sci. 24, 1573	3.18 milligram/gram using Instrumental Neutron Activation Analysis	43.9 % by weight	main mass at Arizona State Univ.	metallic iron plus olivine; core/mantle boundary samples	51	lower because the fall was not witnessed	52° 0' N., 108° 18' W.	7207 kg		0.021 % by weight	17.2 % by weight	7.7 microgram/gram using Instrumental Neutron Activation Analysis
Theil Mountains			meteoroid from interplanetary space or fragment dislodged from another planet, moon or planetesimal		Fo 88+-1		can be severe due to long exposure time to environmental corrosion agents				recorded by eyewitness or inferred from dating methods					from homogeneous to heterogeneous	1691		December 7, 1961		typically one centimeter	28.6 kg		Theil Mountains	NE base of Mount Wrather, Antarctica	Antarctic meteorite					often minerals not found on Earth		lower because the fall was not witnessed	85° 23.9' S., 86° 35.4' W.	485755 kg	which appears as an elongated footprint which depends on impact angle, airbursts, and impact velocity

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