編號 100167535
已出售
最終出價
€ 25
6 天前
Rumuruti chondrite (R4)的终端切割 NWA 17658 - 7.2 g - (1)
Northwest Africa 16843 (NWA 16843)
(Northwest Africa)
Purchased: 2024 Apr 13
Classification: HED achondrite (Eucrite, polymict)
History: The meteorite was purchased from a dealer in Temara, Morocco.
Physical characteristics: Grayish fragment with some fusion crust.
Petrography: Polymict breccia composed of up to 4 mm sized basaltic and up to 1.5 mm sized mineral fragments set in fine-grained clastic matrix of related material. Predominant minerals are zoned low-Ca pyroxene, exsolved pyroxene, and calcic plagioclase. Minor phases include olivine, silica, ilmenite, chromite, troilite, and FeNi metal. Contains thin shock melt veins.
編號 100167535
已出售
Rumuruti chondrite (R4)的终端切割 NWA 17658 - 7.2 g - (1)
Northwest Africa 16843 (NWA 16843)
(Northwest Africa)
Purchased: 2024 Apr 13
Classification: HED achondrite (Eucrite, polymict)
History: The meteorite was purchased from a dealer in Temara, Morocco.
Physical characteristics: Grayish fragment with some fusion crust.
Petrography: Polymict breccia composed of up to 4 mm sized basaltic and up to 1.5 mm sized mineral fragments set in fine-grained clastic matrix of related material. Predominant minerals are zoned low-Ca pyroxene, exsolved pyroxene, and calcic plagioclase. Minor phases include olivine, silica, ilmenite, chromite, troilite, and FeNi metal. Contains thin shock melt veins.
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