![]() |
||
|
Northwest Africa 11348 | |||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Basic information | Name: Northwest Africa 11348 This is an OFFICIAL meteorite name. Abbreviation: NWA 11348 Observed fall: No Year found: 2017 Country: (Northwest Africa) Mass: ![]() | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 602 approved meteorites (plus 1 unapproved name) classified as CV3. [show all] Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites | ||||||||||||||||||||||||||||||
Comments: | Approved 8 Jul 2017 | ||||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 106:
Northwest Africa 11348 (NWA 11348) (Northwest Africa) Purchased: 2017 Classification: Carbonaceous chondrite (CV3) History: Purchased by Morten Bilet from a meteorite dealer in Quarzazate, Morocco, March 2017; reported found during winter of 2016-2017. Physical characteristics: Singe stone, irregular, black exterior with chondrule pits. A saw cut reveals numerous chondrules, some up to 2 mm, many CAIs observed throughout, matrix is dark gray. Petrography: (C. Agee, UNM) Microprobe examination of a polished mount shows porphyritic chondrules, many of which are irregular in shape. Fine grained matrix makes up ~40% of this meteorite. Opaques include troilite, Fe-Ni sulfide, and oxidized iron. Aluminous diopside was detected. Geochemistry: (C. Agee and B. Ha, UNM) Olivine Fa22.4±26.7, Fe/Mn=116±79, Cr2O3=0.11±0.06, n=7; low-Ca pyroxene Fs1.5±6.2Wo3.6±4.8, Fe/Mn=23±18, n=3. Classification: Carbonaceous chondrite (CV3) Specimens: 16 g including a probe mount on deposit at UNM, Morten Bilet holds the main mass. | ||||||||||||||||||||||||||||||
Data from: MB106 Table 0 Line 0: |
|
||||||||||||||||||||||||||||||
Institutions and collections |
UNM: Institute of Meteoritics
MSC03 2050
University of New Mexico
Albuquerque NM 87131-1126
USA, United States; Website (institutional address; updated 12 Feb 2015) |
||||||||||||||||||||||||||||||
Catalogs: |
| ||||||||||||||||||||||||||||||
References: | Published in Gattacceca J., Bouvier A., Grossman J., Metzler K., and Uehara M. (2019) Meteoritical Bulletin, no. 106. Meteorit. Planet. Sci. 54 in press.
| ||||||||||||||||||||||||||||||
Geography: |
Statistics: This is 1 of 8904 approved meteorites from (Northwest Africa) (plus 1871 unapproved names) |