![]() |
||
|
Northwest Africa 6943 | |||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Basic information | Name: Northwest Africa 6943 This is an OFFICIAL meteorite name. Abbreviation: NWA 6943 Observed fall: No Year found: 2011 Country: (Northwest Africa) Mass: ![]() | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 391 approved meteorites classified as Eucrite-pmict. [show all] Search for other: Achondrites, Eucrites, and HED achondrites | ||||||||||||||||||||||||||||||
Comments: | Approved 14 Nov 2013 | ||||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 102:
Northwest Africa 6943 (NWA 6943) (Northwest Africa) Purchased: 2011 Jun 22 Classification: HED achondrite (Eucrite, polymict) Petrography: (K. Metzler, IfP) Polymict breccia consisting of eucritic lithic clasts with ophitic, subophitic and granulitic textures and mineral fragments (pyroxene, plagioclase) set in a fine-grained light gray matrix. Most pyroxenes exhibit augite exsolution lamellae. Three Fe-rich olivines were found. Accessories are silica, ilmenite, chromite, troilite, and Ni-poor metal. Shock veins occur. Geochemistry: Plagioclase compositions: An 90.5?2.7 (85-95; n=19. ) Classification: Polymict eucrite | ||||||||||||||||||||||||||||||
Data from: MB102 Table 0 Line 0: |
|
||||||||||||||||||||||||||||||
Institutions and collections |
IfP: Institut für Planetologie, Wilhelm-Klemm-Str. 10, 48149 Münster, Germany (institutional address; updated 23 Jan 2012) |
||||||||||||||||||||||||||||||
Catalogs: |
| ||||||||||||||||||||||||||||||
References: | Published in Meteoritical Bulletin, no. 102, MAPS 50, 1662, September 2015
| ||||||||||||||||||||||||||||||
Geography: |
Statistics: This is 1 of 8904 approved meteorites from (Northwest Africa) (plus 1871 unapproved names) |