David Weir: Meteorite Studies

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NWA 2968

DiogeniteDiogenites belong to the evolved achondrite HED group that also includes howardites and eucrites. They [...]

NWA 2727

Lunar Mingled BrecciaWork in Progress ... A rock that is a mechanical mixture of different [...]

Lamesa

Iron, IAB complex, sLM subgroup Found 1981 32° 53′ N., 101° 53′ W. A single [...]

Knyahinya

L/LL5 Fell June 9, 1866 48° 54′ N., 22° 24′ E. Following detonations, a shower [...]

Ibitira

Eucrite-like basaltic achondriteAn achondrite is a type of stony meteorite whose precursor was of chondritic [...]

Grayton

H5 Found October 30, 1983 30° 18′ 42′ N., 86° 10′ W. A large, unbroken, [...]

Eagles Nest

Brachinite Found Summer of 1960 no coordinates recorded A well-oriented, fusion-crusted meteoriteWork in progress. A [...]

Cumberland Falls

Aubrite (main-group) Fell April 9, 1919 36° 50′ N., 84° 21′ W. Several stones fell [...]

Coopertown

Iron, IIIE, octahedriteMost Common type of iron meteorite, composed mainly of taenite and kamacite and [...]

Chinguetti

MesosideriteOne of two main types of stony-iron meteorite, the other being pallasites. Mesosiderites are a [...]

Carbonado

Recognized 1840’s Bahia Province, Brazil Terrestrial History The name carbonado, meaning burnt or carbonized in [...]

Caddo County

Iron, IAB complex, Udei Station grouplet Found 1987 35° 0′ N., 98° 20′ W. approx. [...]

Canyon Diablo

Iron, IAB complex, main group Found 1891 35° 3′ N., 111° 2′ W.     [...]

Achondrites

PART II ACHONDRITES CONTINUE TO [PART I] Chondrites [PART III] Irons [PART IV] Stony-Irons [PART [...]

Irons

PART III IRONS CONTINUE TO [PART I] ChondritesChondrites are the most common meteorites accounting for [...]

Stony Irons

PART IV STONY-IRONS CONTINUE TO [PART I] ChondritesChondrites are the most common meteorites accounting for [...]

Refractory Phases

PART V REFRACTORY PHASES CONTINUE TO [PART I] ChondritesChondrites are the most common meteorites accounting [...]

Classification: Chemical, Isotopic and Structural Trends

PART VI CHEMICAL, ISOTOPIC, & STRUCTURAL TRENDS FOR CLASSIFICATION CONTINUE TO [PART I] ChondritesChondrites are [...]

ALH 84001

OrthopyroxeniteA rock composed primarily of orthopyroxene. Non-terrestrial orthopyoxenites include diogenites and a single martian meteorite, [...]

Systematics: Chondrites & Metachondrites Classification

PART II: PRIMITIVE ACHONDRITES, ACHONDRITES, STONY-IRONS, IRONS PART III: MARTIAN METEORITES—GEOCHEMICAL CLASSIFICATION PART IV: DIOGENITES—IUGS [...]

Systematics: Achondrites, Primitive Achondrites, Irons & Stony Irons Classification

PART I: CHONDRITES, METACHONDRITES PART III: MARTIAN METEORITES—GEOCHEMICAL CLASSIFICATION PART IV: DIOGENITES—IUGS TAXONOMY PART V: [...]

Systematics: Martian Meteorites – Geochemical Classification

PART I: CHONDRITES, METACHONDRITES PART II: PRIMITIVE ACHONDRITES, ACHONDRITES, STONY-IRONS, IRONS PART IV: DIOGENITES—IUGS TAXONOMY [...]

Systematics: Diogenites – Classification Based on IUGS Taxonomy

PART I: CHONDRITES, METACHONDRITES PART II: PRIMITIVE ACHONDRITES, ACHONDRITES, STONY-IRONS, IRONS PART III: MARTIAN METEORITES—GEOCHEMICAL [...]

Chondrites

PART I CHONDRITES CONTINUE TO [PART II] Achondrites [PART III] Irons [PART IV] Stony-Irons [PART [...]

Pallasites: A Rare View (Part 1)

PALLASITES: A Rare View The pallasites displayed on this page are seldom represented in private [...]