Description: Northwest Africa 13227Basic informationName: Northwest Africa 13227 This is an OFFICIAL meteorite name. Abbreviation: NWA 13227 Observed fall: No Year found: 2019 Country: (Northwest Africa) Mass 2.3 kg Classification history:Recommended: Martian (shergottite) This is 1 of 257 approved meteorites (plus 1 unapproved name) classified as Martian (shergottite). Comments:Approved 5 Apr 2020 Writeup from MB 109: Northwest Africa 13227 (NWA 13227)(Northwest Africa)Purchased: 2019 NovClassification: Martian meteorite (Shergottite)History: Purchased by Mark Lyon in November 2019 from a Moroccan dealer.Petrography: (A. Irving, UWS and P. Carpenter, WUSL) Coarse grained (gabbroic) assemblage of zoned clinopyroxene (up to 3.5 mm), olivine (some as inclusions in clinopyroxene) and curvilinear, lath-like maskelynite (~15 vol.%), together with accessory Mg-ilmenite, Cr-ulvöspinel, pyrrhotite, baddeleyite, merrillite and chlorapatite. Minor veinlets of secondary calcite are present.Geochemistry: Olivine (Fa35.5-51.6, FeO/MnO = 50-55, N = 11), pigeonite cores (Fs25.6-28.2Wo5.2-9.3, FeO/MnO = 28-33, N = 6), subcalcic augite rims (Fs21.5-21.6Wo31.3-31.8; Fs28.0Wo26.9; FeO/MnO = 27-30, N = 3), pigeonite rims (Fs34.6-36.6Wo12.3-15.7, FeO/MnO = 30-33, N = 3), maskelynite (An51.7-57.1Or1.8-2.8, N = 4).Classification: Shergottite (olivine gabbroic).Specimens: 21.6 g including one polished thin section at UWB; remainder with Mr. M. Lyon.Data from: MB109 Table 0 Line 0:Place of purchase:MoroccoDate:P 2019 NovMass (g):2300Pieces:1Class:Martian (shergottite)Shock stage:highWeathering grade:low You get the meteorite seen in the photo.I 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: 37.99 USD
Location: Tombstone, Arizona
End Time: 2024-09-23T23:35:42.000Z
Shipping Cost: 6.49 USD
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Item Specifics
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
Type of Mineral: meteorite
Specimen Type: Display Specimens
Item Type: Meteorite
