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Siderite Pyrrhotin Sphalerite - Korkeus: 14 mm - Leveys: 10 cm- 19 g
Nro. 85463369
Nro. 85463369
Northwest Africa 15961
(NWA 15961)
Purchased: 2022
Classification: Ordinary chondrite (L4)
Petrography: (K. Metzler, IfP) Unbrecciated ordinary chondrite with well-defined chondrules and chondrule fragments. Moderate amounts of Fe-Ni metal, mostly oxidized by terrestrial weathering. Olivine is equilibrated but pyroxene still shows some chemical variation (PMD of Fs values: ~5).
Classification: L chondrite based on mineral chemistry. Petrologic type 4 due to the equilibrated state of olivine and unequilibrated state of pyroxene.
Shock stage: C-S1
Weathering grade: W4
Classifier: K. Metzler, IfP
This lot will comes with certificate of authenticity, Thanks for your interest.
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