Description: Northwest Africa 13951Basic informationName: Northwest Africa 13951 This is an OFFICIAL meteorite name. Abbreviation: NWA 13951 Observed fall: No Year found: 2021 Country: Mauritania Mass: 4.3 kg Classification history:Recommended: Lunar (feldsp. breccia) This is 1 of 236 approved meteorites classified as Lunar (feldsp. breccia). Search for other: Comments:Approved 29 May 2021WriteupWriteup from MB 110: Northwest Africa 13951 (NWA 13951)MauritaniaPurchased: 2021Classification: Lunar meteorite (feldspathic breccia)History: Purchased in January 2021 by Mark Lyon from a dealer in Mauritania.Physical characteristics: Two identically appearing masses (2.5 and 1.8 kg) found together. Saw cut surface shows numerous clasts with gray and white grains, bounded by abundant darker gray melt veins. No fusion crust is present.Petrography: (C. Agee, UNM) Electron microprobe analysis and imaging reveal a very fine-grained brecciated mix of plagioclase, pyroxene, olivine and melt. Numerous Fe-Ni metal grains are scattered throughout, some as large as 1 mm.Geochemistry: (C. Agee, UNM) Plagioclase An96.5±1.7Ab4.0±1.7Or0.4±0.2, n=6; pigeonite Fs31.9±4.0Wo9.7±3.5, Fe/Mn=52±4, n=9; augite Fs14.9Wo38.2, Fe/Mn=49, n=1; subcalcic ferroaugite Fs45.4±2.6Wo29.5±5.2, Fe/Mn=59±1, n=3; olivine Fa34.3±6.3, Fe/Mn=96±9, n=13; metal Fe=93.4±2.0, Ni=6.6±1.7 wt%, n=4.Classification: Lunar feldspathic brecciaSpecimens: 21.5 g on deposit at UNM, Sean Mahoney and Juan Poblador hold the 2.5 kg mass, Paul Hoyt holds 740 g of the 1.8 kg mass.Data from: MB110 Table 0 Line 0:Place of purchase:MauritaniaDate:P 2021Mass (g):4.3 kgPieces:2Class:Lunar (feldsp. breccia)Shock stage:highWeathering grade:moderateI will combine the cost of shipping for all the items you win during a 2 week period that are paid for in a single transaction. Please note. If items are paid for separately, they will be shipped separately due to eBay tracking reasons. Also, I ship items within 24 hours from the time of payment. Therefore, do not pay for any items until you are done bidding so I can ship everything in one package. Please take your time and don't pay for up to 2 weeks. Shipping includes tracking and delivery confirmation. I am a member of the Global Meteorite Association #GMA0021Please only pay in one payment when you are all done. Postage is $6.49 for all the items you win over a 2 week period. ONLY pay in ONE PAYMENT when you are all done winning and ready to buy everything you wanted. I mail out all items the same day or in the morning. Thanks, John Humphries, P.O. BOX 310, Tombstone, AZ 85638
Price: 49.99 USD
Location: Tombstone, Arizona
End Time: 2024-09-28T04:37:59.000Z
Shipping Cost: 6.49 USD
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Return shipping will be paid by: Buyer
All returns accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money Back
Item+Type: Meteorites
Type+of+Mineral: meteorite
Item Type: Meteorite
