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.577 grams NWA 13227 Martian 20x4x2mm METEORITE Shergottite Mars - with COA For Sale
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.577 grams NWA 13227 Martian 20x4x2mm METEORITE Shergottite Mars - with COA:
$76.00
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 Nov Classification: 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 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 offerding 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 #GMA0021 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
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.577 grams NWA 13227 Martian 20x4x2mm METEORITE Shergottite Mars - with COA $76.00
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