OFFICIALLY CLASSIFIED & APPROVEDNWA 12629 Chondrite Meteorite - 17×11×8 cm - 1187 g - (1)

This unique outer space specimen is Officially Classified Meteorite Name: Northwest Africa 12629 this is an official meteorite name. It was recently found in Mauritania, purchased on Jul 2018 and classified by world renowned and profoundly respected Dr Anthony J. Irving and team at University of Washington. YOU ARE BIDDING ON NWA 12629 L4 CHONDRITE METEORITE NWA 12629 L4 CHONDRITE TOTAL : 1187 GRAM 10x7 CM GUARANTEED AUTHENTICITY The authenticity of this meteorite has a 100% guarantee. Signed Certificate of Authenticity Included. First express class delivery and provenance provided. I SHIP WORLDWIDE WITH DHL, UPS OR SIMILAR EXPRESS SERVICE, TRACKED, TRACED WITH INSURANCE. (This Items will not include any reference and will be posted as a "Gift" for Customs purposes if needed) TRULY A BEAUTIFUL MUSEUM QUALITY SHOWPIECE FRESH FUSION CRUST WITH VELVETY TEXTURE AND TONS OF CONTRACTION CRACKS OFFICIAL CLASSIFICATION DATA SOURCE: THE METEORITICAL SOCIETY INTERNATIONAL SOCIETY FOR METEORITICS AND PLANETARY SCIENCE LUNAR AND PLANETARY INSTITUTE METEORITICAL BULLETIN DATABASE Northwest Africa 12629 Basic information\t. Name: Northwest Africa 12629 This is an OFFICIAL meteorite name. Abbreviation: NWA 12629 Observed fall: No Year found: 2018 Country: (Northwest Africa) Mass: help 3. 9 kg Classification history: \t Recommended: \t\t\t. L4 Comments: \t. Approved 11 May 2019 Writeuphelp\t Writeup from MB 108: Northwest Africa 12629 (NWA 12629) (Northwest Africa) Purchased: 2018 Jul Classification: Ordinary chondrite (L4) History: Purchased in Zouerat, Mauritania by Mbark Arjdal in July 2018 from Mohamed Zergou. Physical characteristics: A single, rather fragile stone with a somewhat weathered exterior (3897 g) . Fresh interior surfaces exhibit well-formed chondrules in a finer matrix. Petrography: (A. Irving, UWS and P. Carpenter, WUSL) Closely-packed, well-formed chondrules are set in a sparse matrix containing altered metal. Geochemistry: Olivine, Fa25. 0±0. 1 (Fa24. 9-25. 0) , N = 3; low-Ca pyroxene, Fs22. 9±3. 6Wo1. 2±1. 1 (Fs20. 4-29. 5Wo0. 5-2. 8) , N = 3; subcalcic augite, Fs15. 3Wo2. 5; augite, Fs10. 4Wo35. 1. Classification: Ordinary chondrite (L4) . Specimens: 71. 9 g including one polished thin section at UWB; remainder with Mr. M. Arjdal. Data from: MB108 Table 0 Line 0: \t Place of purchase: \t. Zouerat, Mauritania Date: \t. P 2018 Jul Mass (g) : \t3897 Pieces: \t1 Class: \t. L4 Shock stage: \t. S2 Weathering grade: \t. W2 Fayalite (mol%) : \t25. 0±0. 1 (n=3) Ferrosilite (mol%) : \t22. 9±3. 6 (n=3) Wollastonite (mol%) : \t1. 2±1. 1 Classifier: \t. A. Irving, UWS, and P. Carpenter, WUSL Type spec mass (g) : \t71. 9 Type spec location: \t. UWB Main mass: \t. M. Arjdal Comments: \t. Work name Arj A3KG; submitted by A. Irving Institutions and collections\t. UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012) WUSL: Washington Univ. , One Brookings Drive, St. Louis, MO 63130, United States (institutional address; updated 17 Oct 2011) UWB: University of Washington, Box 353010 Seattle, WA 98195, United States (institutional address; updated 27 Jul 2012) Please let mark