NEA 023 LL7 多形球粒陨石, - 2.27 g
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這是一塊重 2.27 克的 NEA 023 LL7 變斑晶隕石，於 2020 年 4 月在利比亞發現。
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賣家描述
NEA 023
LL7 Poikiloblastic Chondrite Meteorite.
Found in April 2020 in Libya.
2.27 grams.
This is officially classified and approved as NEA 023 LL7 Poikiloblastic meteorite.
Classified and studied by Dr Anthony J. Irving and team at Department of Earth and Space sciences, University of Washington.
GUARANTEED AUTHENTICITY
The authenticity of this meteorite is 100% guaranteed with a signed certificate
Free first tracked express class delivery.
OFFICIAL CLASSIFICATION DATA SOURCE METEORITICAL BULLETIN DATABASE,
Petrography: (A. Irving, UWS and P. Carpenter, WUSL) This fresh specimen has a poikiloblastic texture with abundant very small olivine chadacrysts enclosed by larger low-Ca pyroxene oikocrysts. No recognizable chondrules are present. Accessory phase include sodic plagioclase, augite, taenite, kamacite, troilite and merrillite. Some thin dark shock veinlets are present.
Geochemistry: Olivine (Fa29.9±0.3, range Fa29.6-30.3, N = 5), low-Ca pyroxene (Fs24.2±0.1Wo3.9±0.2, range Fs24.1-24.3Wo3.7-4.2, N = 5), augite (Fs12.1Wo40.2).
Classification: Ordinary chondrite (LL7, poikiloblastic).
NEA 023
LL7 Poikiloblastic Chondrite Meteorite.
Found in April 2020 in Libya.
2.27 grams.
This is officially classified and approved as NEA 023 LL7 Poikiloblastic meteorite.
Classified and studied by Dr Anthony J. Irving and team at Department of Earth and Space sciences, University of Washington.
GUARANTEED AUTHENTICITY
The authenticity of this meteorite is 100% guaranteed with a signed certificate
Free first tracked express class delivery.
OFFICIAL CLASSIFICATION DATA SOURCE METEORITICAL BULLETIN DATABASE,
Petrography: (A. Irving, UWS and P. Carpenter, WUSL) This fresh specimen has a poikiloblastic texture with abundant very small olivine chadacrysts enclosed by larger low-Ca pyroxene oikocrysts. No recognizable chondrules are present. Accessory phase include sodic plagioclase, augite, taenite, kamacite, troilite and merrillite. Some thin dark shock veinlets are present.
Geochemistry: Olivine (Fa29.9±0.3, range Fa29.6-30.3, N = 5), low-Ca pyroxene (Fs24.2±0.1Wo3.9±0.2, range Fs24.1-24.3Wo3.7-4.2, N = 5), augite (Fs12.1Wo40.2).
Classification: Ordinary chondrite (LL7, poikiloblastic).
詳細資料
隕石種類
NEA 023 LL7 Poikiloblastic Chondrite Meteorite,
重量
2,27 g
原產國
利比亞
