Allende Comparison Table

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Next meteorite fall: Angra dos Reis Up: meteorite fall, oxidized-Allende subgroup CV chondrite Previous meteorite fall: Abee

Allende comparison table

Subject has sediment mechanism has weather resistance has metal abundance has part mean Ni content of sulfide has age has refractory inclusion abundance is an instance of has olivine and low Ca pyroxene homogeneity has distinguishing feature has part feldspar has part metal maximum bulk has fragmentation probability has fall location has fall date has name has chondrule glass type has fall description has weather has homogeneity of olivine and low Ca pyroxene has chondrule abundance has relative abundance has part chondrule has abundance has prototype has degree of aqueous alteration has petrologic subtype has value has total mass of find has structural state of low Ca pyroxene has peak temperature has parent body has part matrix has degree of thermal metamorphism has petrologic type range has matrix abundance has fall coordinate has part carbon has petrologic type has part maximum bulk Ni in metal has composition has original mass is a kind of has part water has image has number of find have composition has ablative mass loss has synonym has definition has chondrule mean diameter has part sulfide Ni content has fall map

meteorite fall which depends on its composition during meteor phase which depends on composition strewn fields, elongated footprints which depends on impact angle, airbursts, and impact velocity recorded by eyewitness or instruments based on the locale, region, or nearby town in which the fall occurred what witnesses saw or what was recorded by instruments negligible due to quick recovery of meteorite before corrosion begins higher because the fall was witnessed 485755 kg in degrees, minutes and seconds of lattitude and longitude often minerals not found on Earth which can over an order of magnitude greater than total mass of fragment(s) collected at the impact site meteorite 1691 directly proportional to initial velocity a meteorite whose fall was witnessed by human or electronic means which appears as an elongated footprint which depends on impact angle, airbursts, and impact velocity

oxidized-Allende subgroup CV chondrite agglomeration of particles, many of which record individual, diverse histories low 0 to 5 % by volume in weight % oldest and most primitive rock in solar system 10 % by volume greater than 5 % deviations elemental carbon minor primary grains only in weight % high because it is more friable than iron meteorite strewn fields, elongated footprints which depends on impact angle, airbursts, and impact velocity recorded by eyewitness or inferred from dating methods based on the locale, region, or nearby town in which the fall occurred clear, isotropic, variable abundance definition goes here 45 % by volume 8 % of meteorite falls chondrules very sharply defined rare relative to other chondrite types Allende meteorite weak 2577 kg predominantly monoclinic less than 950 degree Celsius during its entire history since solidification asteroid smaller than 100 km in diameter clastic and minor opaque none which depends on degree of aqueous alteration and thermal metamorphism 40 % by volume in degrees, minutes and seconds of lattitude and longitude 0.2 to 1 % by weight 3 greater than 20 % by weight, kamacite and taenite in exsolution relationship iron-rich olivine, calcium aluminum inclusions which can over an order of magnitude greater than total mass of fragment(s) collected at the impact site CV chondrite 0.3 to 3 % by weight 36 high because it is more friable than iron meteorite CV3_OxA chondrite 1.0 millimeters less than 0.5 % by weight which appears as an elongated footprint which depends on impact angle, airbursts, and impact velocity

Allende agglomeration of particles, many of which record individual, diverse histories which depends on its composition 0 to 5 % by volume in weight % oldest and most primitive rock in solar system 10 % by volume meteorite fall greater than 5 % deviations elemental carbon minor primary grains only in weight % during meteor phase which depends on composition village of Pueblito de Allende, Chihuahua State, Mexico February 8, 1969 1:05 am Allende clear, isotropic, variable abundance what witnesses saw or what was recorded by instruments negligible due to quick recovery of meteorite before corrosion begins definition goes here 45 % by volume chondrules very sharply defined rare relative to other chondrite types Allende meteorite weak 3.2 higher because the fall was witnessed 485755 kg predominantly monoclinic less than 950 degree Celsius during its entire history since solidification asteroid smaller than 100 km in diameter clastic and minor opaque none which depends on degree of aqueous alteration and thermal metamorphism 40 % by volume 26° 58' N., 105° 19' W. 0.2 to 1 % by weight 3 greater than 20 % by weight, kamacite and taenite in exsolution relationship often minerals not found on Earth several tons 0.3 to 3 % by weight
1691 iron rich olivine matrix, 24 % iron, rare flecks of iron-nickel directly proportional to initial velocity CV3_OxA chondrite 1.0 millimeters less than 0.5 % by weight

Next meteorite fall: Angra dos Reis Up: meteorite fall, oxidized-Allende subgroup CV chondrite Previous meteorite fall: Abee

Subject	has sediment mechanism	has weather resistance	has metal abundance	has part mean Ni content of sulfide	has age	has refractory inclusion abundance	is an instance of	has olivine and low Ca pyroxene homogeneity	has distinguishing feature	has part feldspar	has part metal maximum bulk	has fragmentation probability	has fall location	has fall date	has name	has chondrule glass type	has fall description	has weather	has homogeneity of olivine and low Ca pyroxene	has chondrule abundance	has relative abundance	has part chondrule	has abundance	has prototype	has degree of aqueous alteration	has petrologic subtype	has value	has total mass of find	has structural state of low Ca pyroxene	has peak temperature	has parent body	has part matrix	has degree of thermal metamorphism	has petrologic type range	has matrix abundance	has fall coordinate	has part carbon	has petrologic type	has part maximum bulk Ni in metal	has composition	has original mass	is a kind of	has part water	has image	has number of find	have composition	has ablative mass loss	has synonym	has definition	has chondrule mean diameter	has part sulfide Ni content	has fall map
meteorite fall		which depends on its composition										during meteor phase which depends on composition	strewn fields, elongated footprints which depends on impact angle, airbursts, and impact velocity	recorded by eyewitness or instruments	based on the locale, region, or nearby town in which the fall occurred		what witnesses saw or what was recorded by instruments	negligible due to quick recovery of meteorite before corrosion begins									higher because the fall was witnessed	485755 kg								in degrees, minutes and seconds of lattitude and longitude				often minerals not found on Earth	which can over an order of magnitude greater than total mass of fragment(s) collected at the impact site	meteorite			1691		directly proportional to initial velocity		a meteorite whose fall was witnessed by human or electronic means			which appears as an elongated footprint which depends on impact angle, airbursts, and impact velocity
oxidized-Allende subgroup CV chondrite	agglomeration of particles, many of which record individual, diverse histories	low	0 to 5 % by volume	in weight %	oldest and most primitive rock in solar system	10 % by volume		greater than 5 % deviations	elemental carbon	minor primary grains only	in weight %	high because it is more friable than iron meteorite	strewn fields, elongated footprints which depends on impact angle, airbursts, and impact velocity	recorded by eyewitness or inferred from dating methods	based on the locale, region, or nearby town in which the fall occurred	clear, isotropic, variable abundance			definition goes here	45 % by volume	8 % of meteorite falls	chondrules very sharply defined	rare relative to other chondrite types	Allende meteorite	weak			2577 kg	predominantly monoclinic	less than 950 degree Celsius during its entire history since solidification	asteroid smaller than 100 km in diameter	clastic and minor opaque	none	which depends on degree of aqueous alteration and thermal metamorphism	40 % by volume	in degrees, minutes and seconds of lattitude and longitude	0.2 to 1 % by weight	3	greater than 20 % by weight, kamacite and taenite in exsolution relationship	iron-rich olivine, calcium aluminum inclusions	which can over an order of magnitude greater than total mass of fragment(s) collected at the impact site	CV chondrite	0.3 to 3 % by weight		36		high because it is more friable than iron meteorite	CV3_OxA chondrite		1.0 millimeters	less than 0.5 % by weight	which appears as an elongated footprint which depends on impact angle, airbursts, and impact velocity
Allende	agglomeration of particles, many of which record individual, diverse histories	which depends on its composition	0 to 5 % by volume	in weight %	oldest and most primitive rock in solar system	10 % by volume	meteorite fall	greater than 5 % deviations	elemental carbon	minor primary grains only	in weight %	during meteor phase which depends on composition	village of Pueblito de Allende, Chihuahua State, Mexico	February 8, 1969 1:05 am	Allende	clear, isotropic, variable abundance	what witnesses saw or what was recorded by instruments	negligible due to quick recovery of meteorite before corrosion begins	definition goes here	45 % by volume		chondrules very sharply defined	rare relative to other chondrite types	Allende meteorite	weak	3.2	higher because the fall was witnessed	485755 kg	predominantly monoclinic	less than 950 degree Celsius during its entire history since solidification	asteroid smaller than 100 km in diameter	clastic and minor opaque	none	which depends on degree of aqueous alteration and thermal metamorphism	40 % by volume	26° 58' N., 105° 19' W.	0.2 to 1 % by weight	3	greater than 20 % by weight, kamacite and taenite in exsolution relationship	often minerals not found on Earth	several tons		0.3 to 3 % by weight		1691	iron rich olivine matrix, 24 % iron, rare flecks of iron-nickel	directly proportional to initial velocity	CV3_OxA chondrite		1.0 millimeters	less than 0.5 % by weight