隕石 ハワードサイト HED, Bechar 008. リザーブ価格なし。 - 6.8 g

Bechar 008 30.25293 N, 3.53005 W
Bechar, Algeria
Purchased: 2022 Jul

Classification: HED不成長隕石（Howardite）

History: 2022年7月にアルジェリアのアラグラ近郊のアバドラ付近で、隕石ハンターのグループがこの物質の断片をいくつか見つけたと報告されています。数か月後、モハメド・アリ・ルドはモーリタニアの隕石商から合計1,700 gを購入しました。

Petrography (K. Metzler, IfP) Polymict achondritic breccia, consisting of mineral fragments and lithic clasts up to ~5 mm in size. These components are embedded in a fine-grained clastic matrix of related debris. Lithic clasts are dominated by eucritic gabbros and granulites, both of which show exsolved pyroxene. Mineral fragments include various eucritic pyroxenes (with and without augite exsolution lamellae), diogenitic pyroxene, feldspar, a silica polymorph, chromite, ilmenite, and Fe-Ni metal. About 10-20 vol% diogenitic components.

Shock stage: moderate
Weathering grade: low
Classifier: K. Metzler, IfP.
This lot has no reserve price and comes with a certificate of authenticity.
Thanks for your interest.