Description: Northwest Africa 14577Basic informationName: Northwest Africa 14577 This is an OFFICIAL meteorite name. Abbreviation: NWA 14577 Observed fall: No Year found: 2021 Country: (Northwest Africa) Mass: 1008 g Classification history:Recommended: Lunar (frag. breccia) This is 1 of 19 approved meteorites classified as Lunar (frag. breccia). Comments:Approved 29 Jan 2022WriteupWriteup from MB 111: Northwest Africa 14577 (NWA 14577)(Northwest Africa)Purchased: 2021Classification: Lunar meteorite (frag. breccia)History: Purchased from a meteorite dealer in Mauritania in 2021.Physical characteristics: Two identical appearing pieces (768 and 240 g) found together. Saw cut slice surface shows numerous white, light gray and dark gray clasts set in a very dark gray to black host groundmass.Petrography: (A. Ross and C. Agee, UNM) Electron microprobe analysis and reflected light microscopy indicate a lunar polymict breccia. There is a very large range of olivine and pyroxene compositions present. Major phases are plagioclase, pyroxene, and olivine, with pyroxene being more abundant than olivine; minor phases, ilmenite, zircon, silica, and Fe-metal (low Ni) were detected.Geochemistry: (A. Ross, UNM) Plagioclase An93.2±3.2Ab6.5±3.0, n=4; olivine Fa49.9±29.8, range Fa9.2-97.4, Fe/Mn=94±13, n=9; pigeonite Fs51.3±22.4Wo17.0±4.4, Fe/Mn=67±9, n=7; sub-calcic augite Fs28.6±8.6Wo33.1±2.5, Fe/Mn=57±8, n=2.Classification: Lunar fragmental brecciaSpecimens: 21 g on deposit at UNM, Mark Lyon holds the main mass.Data from: MB111 Table 0 Line 0:Place of purchase:MauritaniaDate:P 2021Mass (g):1008Pieces:2Class:Lunar (frag. 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 getting everything you want.Please 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: 41 USD
Location: Tombstone, Arizona
End Time: 2025-01-18T18:22:47.000Z
Shipping Cost: 6.49 USD
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Item+Type: Meteorites
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Item Type: Meteorite
