DOSEN PROFIL LENGKAP

parent bodies. As a result, achondrites have distinct textures and mineralogies indicative of igneous processes. Achondrites account for about 8% of meteorites...

Chondrites Primitive achondrites Achondrites where irons and stony–irons are considered to be achondrites or primitive achondrites, depending on the group. Modern...

melting and impact events and are grouped with the primitive achondrites and the achondrites. Iron meteorites are derived from planetary cores of asteroids...

group of primitive achondrite meteorites. Like all primitive achondrites, winonaites share similarities with chondrites and achondrites. They show signs...

"Class") and lying between chondrites and achondrites. They are called primitive because they are achondrites that have retained much of their original...

primitive achondrites or as asteroidal achondrites. Like all primitive achondrites, they have similarities with chondrites and achondrites. Brachinites...

and are often called enstatite achondrites. Their igneous origin separates them from primitive enstatite achondrites and means they originated in an...

meteorites are achondrites (meaning they do not contain chondrules), some of which are similar to terrestrial igneous rocks. Most achondrites are also ancient...

Zellner, B.; et al. (1977). "The E asteroids and the origin of enstatite achondrites". Geochim. Cosmochim. Acta. 41 (12): 1759–67. Bibcode:1977GeCoA..41.1759Z...

of primitive achondrites. Accretion – the process in which matter of the protoplanetary disk coalesces to form planetesimals. Achondrite – a differentiated...

and nickel content. Non-metallic meteorites that lack chondrules are achondrites, which are believed to have formed more recently than chondrites. There...

differentiated, meaning that they show signs of alteration. They are therefore achondrites. The stony-irons are divided into mesosiderites and pallasites. Pallasites...

meteorites are a clan (subgroup) of achondrite meteorites. HED stands for "howardite–eucrite–diogenite". These achondrites came from a differentiated parent...

called chondrites. Stony meteoroids without these features are called "achondrites", which are typically formed from extraterrestrial igneous activity;...

stage between chondrites and achondrites and to name them amphoterites. We know now that LL chondrites and achondrites are quite different, so this name...

orthopyroxene, plagioclase, meteoric iron, and troilite. Like all primitive achondrites, acapulcoites have chemical composition and mineralogical similarities...

years 4. Re-Os isochron 4.68 ± 0.15 billion years 2. Juvinas (basaltic achondrite) 1. Pb-Pb isochron 4.556 ± 0.012 billion years 2. Pb-Pb isochron 4.540...

observations through 2007 indicate that it has a large proportion of metal and achondrites on its surface (either with or without a mesosiderite contribution);...

silicate minerals. Like all primitive achondrites lodranites share similarities with chondrites and achondrites. The lodranite group is named after Lodhran...

accessible to scientists, in the form of over 1200 HED meteorites (Vestan achondrites), giving insight into Vesta's geologic history and structure. NASA Infrared...

Vesta and are part of the HED meteorite clan. They are the most common achondrite group with over 100 meteorites found. Eucrites consist of basaltic rock...

homes were built in Tataouine. On June 27, 1931, a meteorite of unusual achondrite type and green color impacted at Tataouine; about 12 kg of fragments were...

IVB meteorites are a group of ataxite iron meteorites classified as achondrites. The IVB group has the most extreme chemical compositions of all iron...

S. (2010). "Differentiation of Vesta and the parent bodies of other achondrites". J. Geophys. Res. Planets. 115 (E8). Bibcode:2010JGRE..115.8001G. doi:10...

14.808 ± 0.038 Ma, Middle Miocene Exposed Yes Drilled Yes Bolide type Achondrite Location Coordinates 48°53′N 10°34′E / 48.883°N 10.567°E / 48.883;...

meteorites according to their overall composition and a group of primitive achondrites because of silicate inclusions that show a strong affinity to winonaites...

chondrites, while oxygen isotopes are similar to those in some rare primitive achondrites. Österplana 065 also features a chromium-spinel–rutile assemblage, not...

stony-irons, and two major groups of stony meteorites, chondrites and achondrites. For some of the less-studied stony meteorite falls, it is not known...

Robert N.; Mayeda, Toshiko K. (1996-06-01). "Oxygen isotope studies of achondrites". Geochimica et Cosmochimica Acta. 60 (11): 1999–2017. Bibcode:1996GeCoA...

Group of achondrites that originate from the asteroid 4 Vesta...

Angrites are a rare group of achondrites consisting mostly of Al-Ti bearing diopside, hedenbergite, olivine, anorthite and troilite with minor traces...

S. (2010). "Differentiation of Vesta and the parent bodies of other achondrites". J. Geophys. Res. Planets. 115 (E8): E08001. Bibcode:2010JGRE..115.8001G...

may refer to: E-type asteroid, an asteroid thought to have an enstatite achondrite surface Victorian Railways E type carriage, a wooden express train passenger...

materials rose to the surface. The compositions of some meteorites (achondrites) show that differentiation also took place in some asteroids (e.g. Vesta)...

(March 1993), "Modeling of S-type asteroid spectra using primitive achondrites and iron meteorites", Icarus, vol. 102, no. 1, pp. 107–116, Bibcode:1993Icar...

asteroid, but the visual spectrum is consistent with an evolved form of achondrite called an angrite. A-class asteroids are tinted red in hue, with a moderate...

about 1000 °C. A geological name for ureilite would be olivine-pigeonite achondrite. Compared to most other meteorites, ureilites tend to have a high percentage...

(March 1993). "Modeling of S-type asteroid spectra using primitive achondrites and iron meteorites". Icarus. 102 (1): 107–116. Bibcode:1993Icar..102...

it could be potentially associated with aubrite meteorites (enstatite achondrites). Although the discoverer is given the opportunity to name the asteroid...

CR CV C ungrouped Enstatite EH EL Kakangari Ordinary H L LL Rumuruti Achondrite Primitive Acapulcoite Brachinite IAB IIICD Lodranite Ureilite Winonaite...

meteorite is an ungrouped enstatite achondrite. Some scientists propose that many aubrites and enstatite achondrites are in fact impact breccias or impact-melt...

IIICD meteorites are a group of primitive achondrites. They are classified in a clan together with the IAB meteorites and the winonaites. IIICD meteorites...

Lunar meteorite (Lunaite) — Clan — Lunar meteorite Allan Hills 81005 Type Achondrite Subgroups Highland breccia Mare basalt Parent body Moon Total known specimens...

Erg Chech 002 Erg Chech 002 End Cut Faces Type Ungrouped achondrite Shock stage Low Weathering grade Low Country Algeria Coordinates 26°01′55″N 1°36′40″W...

(1975). "Electron petrography of shock effects in a gas-rich enstatite-achondrite". Contributions to Mineralogy and Petrology. 49 (2): 149–62. Bibcode:1975CoMP...

of meteoritic origin encompassing iron, stony-iron, chondrites, and achondrites meteorites. Various energy sources, including thermal energy, UV-radiation...

chassignite and ALH 84001). NWA 7034 was classified as an ungrouped planetary achondrite until the Meteoritical Society approved the new designation "Martian (basaltic...

Mittelfehldt D (1996). "Mineralogy of carbonaceous chondrite clasts in HED achondrites and the moon". Meteoritics & Planetary Science. 31 (4): 518–537. Bibcode:1996M&PS...

heard the several stones falling. The meteorite is classified as an "achondrite stony meteorite of the diogenite class in the HED group" of meteorites...

microdistributions in two unusual extraterrestrial igneous systems: The enstatite achondrite (aubrite) meteorites and the lunar ferroan anorthosites. She entered the...

Wadsworth Type stony meteorite Class achondrite Clan HED meteorite Group eucrite Shock stage moderate Weathering grade low Country United States Region...

measured was an anomalous ultra-fine-grained porous polymict ureilite achondrite, with large carbonaceous grains. Almahata Sitta is the first observed...

"Caswellsilverite NaCrS2: a new mineral in the Norton County enstatite achondrite," American Mineralogist, Vol. 67 (1982): 132-136. See Ashburn, “Memorial”...

Johnstown Diogenite. Type Achondrite Structural classification Igneous rocks of plutonic origin Class Asteroidal achondrite Clan HED Parent body 4 Vesta...

(SNC meteorites) — Clan — Martian meteorite EETA79001, shergottite Type Achondrite Subgroups Shergottite Nakhlite Chassignite Orthopyroxenite Basaltic Breccia...

Allan Hills 84001 Meteorite fragment ALH84001 Type Achondrite Clan Martian meteorite Grouplet Orthopyroxenite Composition Low-Ca Orthopyroxene, Chromite...

ALH 84001 is an extraterrestrial example of an orthopyroxenite. It is an achondrite meteorite from Mars....

J.; Hutchison, R. (1977). "The Mayo Belwa meteorite: a new enstatite achondrite fall". Mineralogical Magazine. 41 (320): 487–492. doi:10.1180/minmag.1977...

retrieved from micrometeorites in acid baths has shown that primitive achondrites, which represent less than half a percent of the MM reaching Earth today...

Jodzie Type Achondrite Class Asteroidal achondrite Clan HED meteorite Group Howardite Country Lithuania Region Panevėžys District Municipality Coordinates...

Padvarninkai Type Achondrite Class Asteroidal achondrite Clan HED meteorite Group Eucrite Country Lithuania Region Anykščiai District Municipality Coordinates...

alteration. The Martian meteorite is an igneous rock classified as an achondrite type of the nakhlite group. Allan Hills 84001 Astrobiology Glossary of...

approximately 600 meters in diameter and has a composition of a basaltic achondrite. In 2008, its minor-planet moon, designated S/2008 (450894) 1, was discovered...

1979). "Petrogenetic relationship between Allan Hills 77005 and other achondrites". Earth and Planetary Science Letters. 45 (2): 275–284. Bibcode:1979E&PSL...

interstitial mineral phase between silicate minerals in enstatite chondrite and achondrite meteorites. It occurs in association with enstatite, augite, niningerite...

workers. The most recent studies seems to agree with a special type of achondrite, a mix by impact of iron meteorite and silicates formerly designated as...

CR CV C ungrouped Enstatite EH EL Kakangari Ordinary H L LL Rumuruti Achondrite Primitive Acapulcoite Brachinite IAB IIICD Lodranite Ureilite Winonaite...

called "primitive enstatite achondrites". Glossary of meteoritics Keil, Klaus (31 December 2009). "Enstatite achondrite meteorites (aubrites) and the...

Yamato 791197 Type Achondrite Class Lunar meteorite Group Anorthositic Parent body Moon Country Antarctica Coordinates 71°30′S 35°40′E / 71.500°S 35...

Bunburra Rockhole July 21, 2007 Australia South Australia Brecciated achondrite Yes   Mason Gully April 13, 2010 Australia Western Australia H5 Yes  ...

1978). "Chronology and chemical history of the parent body of basaltic achondrites studied by the 87Rb-87Sr method". Earth and Planetary Science Letters...

Australia on which it fell in October 1960. It is classified as a eucrite achondrite, a kind of stony meteorite. A fireball was observed "with sparks coming...

The Peekskill meteorite is the object resulting from a well-documented meteorite event that occurred in October, 1992, in Peekskill, New York, United States...

A kerogen-like material is also in the ALH84001 Martian meteorite (an achondrite). The CM meteorite Murchison has over 96 extraterrestrial amino acids...

CR CV C ungrouped Enstatite EH EL Kakangari Ordinary H L LL Rumuruti Achondrite Primitive Acapulcoite Brachinite IAB IIICD Lodranite Ureilite Winonaite...

c. 30 km Age c. 646 million years Exposed Yes Drilled No Bolide type Achondrite Location Coordinates 15°12′S 133°35′E / 15.200°S 133.583°E / -15.200;...

(BM1913,25): two sides and its inner surfaces after being broken open Type Achondrite Class Martian meteorite Group Nakhlite Country Khedivate of Egypt Region...

possible reasons may explain the lack of PGE: The projectile was of the achondrite type, hence contained low PGEs, and a shallow-angle impact of under 45°...

only achondrite meteorite. Later analyses by Levine and others estimated a terrestrial residency age of 410,000 years for the single achondrite meteorite...

collectors. As of 2003, ANSMET had collected 8409 chondrites and 234 achondrites, in addition to a Lunar meteorite ALH 81005, and the Martian meteorites...

Tschermak in 1885 proposed the name Diogenite for an abundant type of Achondrite "after Diogenes of Apollonia, who was the first to express clear ideas...

Silver, L.T., and M. B. Duke, "U-Th-Pb Isotope Relations in Some Basaltic Achondrites," Transactions of the American Geophysical Union, Volume 52, Number 4...

it lies between the mineralogies of ordinary chondrites and basaltic achondrites, indicating that it originated from a differentiated parent body. It...

D'Orbigny meteorite A fragment of the D'Orbigny meteorite Type Stony Class Achondrite Group Angrite Country Argentina Region Buenos Aires Coordinates 37°40′S...

differentiated, V-type asteroid, but not from 4-Vesta. This type of brecciated achondrite is similar to terrestrial igneous rocks and has undergone igneous processing...

Vermillion Type Achondrite, pallasite Grouplet Pyroxene pallasite grouplet Composition Meteoric iron (~86%) silicates (~14%) Country United States Region...

stone#1 (shergottite) weighing 452.6 grams. 1 cm square cube for scale Type Achondrite Class Martian meteorite Group Shergottite Parent body Mars Country United...

meteorite is the type specimen of the brachinites class of the asteroidal achondrites. The meteorite is named after Brachina in South Australia. Two fragments...

Asteroid spectral types Differentiated asteroids Dawn (spacecraft) Basaltic achondrites Bus, S.J.; Binzel, R.P. (2002). "Phase II of the Small Main-Belt Asteroid...

approximately 4.56 billion years ago. It is classified as an ungrouped achondrite, and is notable for its green fusion crust and high-magnesium/low-iron...

The Bear Creek meteorite, formerly known as the Colorado meteorite, is an octahedrite meteorite that was found in 1866 in Jefferson County, Colorado, United...

Mittlefehldt, D (Jul 1996). "Mineralogy of carbonaceous chondrite clasts in HED achondrites and the Moon". Meteoritics & Planetary Science. 31 (4): 518–37. Bibcode:1996M&PS...

formed the Solar System. CHUR was determined by analysing chondrite and achondrite meteorites. The difference in the ratio of the sample relative to CHUR...

Shergotty meteorite 50-milligram fragment of the Shergotty meteorite Type Achondrite Class Martian meteorite Group Shergottite Parent body Mars Country India...

CR CV C ungrouped Enstatite EH EL Kakangari Ordinary H L LL Rumuruti Achondrite Primitive Acapulcoite Brachinite IAB IIICD Lodranite Ureilite Winonaite...

meteorite Thin section of Chassigny under cross-polarized light (JPL) Type Achondrite Class Martian meteorite Group Chassignite Parent body Mars Country France...

meteorite with glossy black fusion crust and a light gray matrix Type Achondrite Class Martian meteorite Group Shergottite Country Morocco Region Tata...

Allan Hills A81005 (ALH A81005) Type Achondrite Clan Lunar meteorite Group Lunar anorthosite Parent body Moon Composition Breccia with plagioclase clasts...

Eagle Station Type Achondrite, pallasite Group PES (Eagle Station group) Country United States Region Kentucky Coordinates 38°37′N 84°58′W / 38.617°N...

Micro-meteorites in Soil Samples 1962–1963 Michael Duke Petrology of the Basaltic Achondrite Meteorites 1962–1963 James L. Setser Determination of the Abundance of...

1982 during the chemical analysis of The North Haig olivine pigeonite achondrite (ureilite). It is a cream white color in reflected light, and ranges in...

Robert N.; Mayeda, Toshiko K. (1996-06-01). "Oxygen isotope studies of achondrites". Geochimica et Cosmochimica Acta. 60 (11): 1999–2017. Bibcode:1996GeCoA...

meteorites coming out of the Australian Millbillillie meteorite (eucrite achondrite) strewn field. It was bought as a Millbillillie by Haag, but he discovered...

Norton County Type Achondrite Class Asteroidal achondrite[citation needed] Group Aubrite Country United States Region Kansas Coordinates 39°41′N 99°52′W...

known meteorites on area of the Czech Republic (in Czech) Our Favorite Achondrites, Part 1 by the IMCA Board of Directors Photo of one of the fragments...

Zagami Fragment of the Zagami meteorite Type Achondrite Class Martian meteorite Group Shergottite Parent body Mars Composition Shergottite-basaltic Country...

The Winona meteorite is a primitive achondrite meteorite. It is the type specimen and by far the largest meteorite of the winonaite group. The Winona meteorite...

Białystok Type Achondrite Class HED meteorites Group Eucrite-pmict Country Poland Region Podlaskie Coordinates 53°06′N 23°12′E / 53.100°N 23.200°E /...

stone of SaU169 showing the fusion crust and also a large clast Type Achondrite Class Lunar meteorite Group Impact breccia Composition 45.15% SiO2, 15...

Pavlovka Type Achondrite Class Asteroidal achondrite Group Howardite Country Russia Region Saratov Oblast Coordinates 52°2′N 43°0′E / 52.033°N 43.000°E...

Angra dos Reis Type Achondrite Group Angrite Composition Fassaite (93%) Country Brazil Region Angra dos Reis Coordinates 22°58′S 44°19′W / 22.967°S 44...

Binzel and S. Xu Chips off of asteroid 4 Vesta: Evidence for the parent body of basaltic achondrite meteorites, Science, Vol. 260, p. 186 (1993). v t e...