NEA 023 LL7 ポイキロブラスティック・コンドリット隕石、 - 2.27 g
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A 2.27 g NEA 023 LL7 poikiloblastic chondrite meteorite found in Libya in April 2020.
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Description from the seller
NEA 023
LL7 ポイキロブラスティック・コンドライト隕石。
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 ポイキロブラスティック・コンドライト隕石。
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).
Details
隕石の種類
NEA 023 LL7 Poikiloblastic Chondrite Meteorite,
重量
2.27 g
原産国
Libya
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