AMAZING AMGALA 001 MARTIAN METEORITE!!!
MARTIAN SHERGOTTITE FROM NORTHWEST AFRICA!!!
MAGNIFICENT MATRIX!!!
SENSATIONAL SLICE!!!
DONT MISS OUT ON YOUR OPPORTUNITY TO OWN A LARGE SPECIMEN OF THE RED PLANET!!!
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Find: 2022!!!
Type: Martian Shergottite!!!
TKW: 34.67 Kilos!!!
Location: Northwest Africa!!!
Specimen Type: Full Slice!!!
Specimen weight: 7.35 grams!!!
Amgala 001 | |||||||||||||||||||||||||||||||||||||
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Basic information | Name: Amgala 001 This is an OFFICIAL meteorite name. Abbreviation: There is no official abbreviation for this meteorite. Observed fall: No Year found: 2022 Country: Western Sahara Mass: 34.67 kg | ||||||||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 296 approved meteorites (plus 2 unapproved names) classified as Martian (shergottite). | ||||||||||||||||||||||||||||||||||||
Comments: | Approved 30 Jul 2023 | ||||||||||||||||||||||||||||||||||||
Writeup | Writeup from MB 112: Amgala 001 26.014°N, 11.020°W Saguia el Hamra, Western Sahara Purchased: 2022 Dec Classification: Martian meteorite (Shergottite) History: Multiple stones were found together in December 2022 near Meharrize. Said Muftah Bachir and Ziyao Wang bought 12 kg together from the finders, including the largest 5200 g individual; Mark Lyon acquired 19165 g from two different dealers; Aziz Habibi obtained 3500 g from another dealer. Physical characteristics: Weathered exterior surfaces of the stones are brown with a distinctive knobby appearance. Fresh interiors are greenish-gray with darker olivine phenocrysts visible. Petrography: (A. Irving, UWS, and P. Carpenter, WUSL) Zoned olivine phenocrysts (up to 2 mm in length) are set in a groundmass with variable grainsize composed predominantly of prismatic, zoned clinopyroxene and lath-like maskelynite, together with accessory alkali feldspar, pyrrhotite, ulvöspinel, chromite (with variable Ti content), ilmenite, baddeleyite and chlorapatite. Thin opaque shock veins crosscut the specimen as well as secondary calcite veinlets. Olivine phenocrysts contain small patches of alteration products (red-brown in thin section). Geochemistry: Olivine (Fa31.7-56.6, FeO/MnO = 52-55, N = 5), pigeonite (Fs27.7-48.4Wo10.4-9.8, FeO/MnO = 29-35, N = 3), subcalcic augite (Fs20.7-30.4Wo32.5-34.6, FeO/MnO = 28-32, N = 2), maskelynite (An47.4-50.5Or2.2-1.7, N = 2), alkali feldspar (Ab49.4Or34.0An16.7). Classification: Shergottite (olivine-phyric). Specimens: 68.3 g including one polished thin section at UWB; remainder with Mr. S. Bachir/WangZ (12 kg), Mr. M. Lyon (19165 g) and Mr. A. Habibi (3500 g). | ||||||||||||||||||||||||||||||||||||
Data from: MB112 Table 0 Line 0: |
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