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Northwest Africa 1814 | |||||||||||||||
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Basic information | Name: Northwest Africa 1814 This is an OFFICIAL meteorite name. Abbreviation: NWA 1814 Observed fall: No Year found: 1999 Country: (Northwest Africa) Mass: 156 g | ||||||||||||||
Classification history: |
This is 1 of 9 approved meteorites classified as CBa. [show all] Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CB chondrites, CH-CB family, and Metal-rich meteorites | ||||||||||||||
Writeup |
Writeup from MB 87:
Northwest Africa 1814 Morocco Purchased after 1999 Bencubbin-like meteorite One moderately oxidized, partially crusted stone, weighing 156 g, was purchased in Morocco. It is said to have been found in April 1999 in the region between Taouz and Ouzina. Mineralogy and classification (C. FiƩni and C. Perron, MNHNP): very similar to Bencubbin and Weatherford. It consists of large clasts (up to about 1 cm in size) of Fe-Ni metal (about 60 vol%) and barred or cryptocrystalline silicates. Olivine Fa2.8, CaO 0.25 wt%, Cr2O3 0.37 wt%; low-Ca pyroxene En94Wo1.4; high-Ca pyroxene En49Wo47.5; feldspathic mesostasis. Clasts are embedded in a metal-silicate impact melt, whose silicate portion has FeO ~20 wt%. Specimens: type specimen, 21 g, MNHNP, main mass, Fectay. | ||||||||||||||
Data from: MB87 Table 8 Line 298: |
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Institutions and collections |
MNHNP: Museum National d'Histoire Naturelle, IMPMC-CP52, 57 rue Cuvier, 75005 Paris, France, France; Website (institutional address) Fectay: Bruno Fectay and Carine Bidaut, La Memoire de la Terre SARL, 39800 Aumont, France; Website (private address) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 87, MAPS 38, A189-A248 (2003)
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Photos: |
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Geography: |
Statistics: This is 1 of 9914 approved meteorites from (Northwest Africa) (plus 1841 unapproved names) |