Description: AN EXCEPTIONAL SPECIMEN CK4 CARBONACEOUS CHONDRITE METEORITE 36.7 GRAMS YOU ARE PURCHASING NWA 15319CK4 CARBONACEOUS CHONDRITE METEORITE This meteorite was classified & approved as NWA 15319Classified and studied by Dr. Anthony J. Irving and team at University of Washington AUTHENTICITY is GUARANTEED CERTIFICATE OF AUTHENTICITY INCLUDED This unique stunning item is a piece of history from Algeria, specifically a CK4 Carbonaceous Chondrite Meteorite weighing 36.7g. Its rarity makes it a valuable addition to any collection, especially for those interested in meteorites and tektites, rocks, fossils, and minerals, and collectibles. The item is a must-have for any serious collector or enthusiast who appreciates unique and remarkable pieces. Most of what we are selling comes directly from family and friends finding meteorites in the desert and sending them to us here in U.S.. With a family member now living here and as one of the founders of NWA Direct Meteorites, we hope to continue to provide great meteorites at reasonable prices. We are open to offers on all of our meteorites. OFFICIAL CLASSIFICATION DATA SOURCE: The Meteoritical SocietyInternational Society for Meteoritics and Planetary ScienceLunar and Planetary InstituteMeteoritical Bulletin Database Northwest Africa 15319Basic informationName: Northwest Africa 15319 This is an OFFICIAL meteorite name. Abbreviation: NWA 15319 Observed fall: No Year found: 2022 Country: Mauritania Mass: 1013 g Classification history:Recommended: CK4 [explanation] This is 1 of 119 approved meteorites classified as CK4. [show all] Search for other: Carbonaceous chondrites, Carbonaceous chondrites (equilibrated), CK chondrites, CK chondrites (type 4-6), and CV-CK clan chondrites Comments:Approved 22 Oct 2022WriteupWriteup from MB 111: Northwest Africa 15319 (NWA 15319)MauritaniaPurchased: 2022 AprClassification: Carbonaceous chondrite (CK4)History: Purchased in April 2022 from a dealer in the Inchiri region of Mauritania by an Algerian team represented by David Lehman.Petrography: (A. Irving, UWS and J. Boesenberg, BrownU) Separated well-formed, equilibrated, glass-free chondrules containing Cr-magnetite are set in a medium-grained matrix containing stained Cr-magnetite, intermediate plagioclase and chlorapatite plus very minor kamacite and pentlandite.Geochemistry: Olivine (Fa32.3±0.2, range Fa32.0-32.7, N = 6), low-Ca pyroxene (Fs27.0±0.5Wo0.7±0.1, range Fs26.2-27.7Wo0.6-0.8, N = 6), augite (Fs10.0±0.4Wo46.7±1.3, range Fs8.3-11.5Wo44.8-47.8, N = 5), plagioclase (An32.0-39.4Or2.9-4.7, N = 4), magnetite (Cr2O3 4.2-5.2 wt.%, N =7).Classification: Carbonaceous chondrite (CK4).Specimens: 20.3 g including one polished thin section at UWB; remainder with Mr. D. Lehman.Data from: MB111 Table 0 Line 0:Place of purchase:Inchiri, MauritaniaDate:P 2022 AprMass (g):1013Pieces:manyClass:CK4Shock stage:S2Weathering grade:lowFayalite (mol%):32.3±0.2Ferrosilite (mol%):27.0±0.5Wollastonite (mol%):0.7±0.1Classifier:A. Irving, UWS, and J. Boesenberg, BrownUType spec mass (g):20.3Type spec location:UWBMain mass:D. LehmanComments:Work name DL 1120; submitted by A. IrvingInstitutions and collectionsUWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012) UWB: University of Washington, Box 353010 Seattle, WA 98195, United States (institutional address; updated 27 Jul 2012) BrownU: Brown University Providence, RI 02912, United States (institutional address; updated 7 Sep 2019) Catalogs:References:Published in Meteoritical Bulletin, no. 111, in preparation (2022) Find references in NASA ADS: Find references in Google Scholar: Geography: Coordinates:Unknown. Statistics: This is 1 of 182 approved meteorites from Mauritania (plus 1 unapproved name) (plus 2 impact craters) Also see: This lists the most popular meteorites among people who looked up this meteorite.Revision history: This lists important revisions made to data for this record.
Price: 293 USD
Location: Appleton, Wisconsin
End Time: 2024-10-02T23:37:20.000Z
Shipping Cost: N/A USD
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