NWA 14967 ウレライト、原始的アコンドライト隕石 - 3.17 g - (1)





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NWA 14967 Ureilite primitive achondrite meteorite from Algeria, Northwest Africa, weighing 3.17 g.
Description from the seller
Northwest Africa 14967 (NWA 14967)
Ureilite
Primitive achondrite meteorite
Found in March 2022 in Algeria
3.17 grams
GUARANTEED AUTHENTICITY,
The authenticity of this meteorite is 100% guaranteed with a signed certificate
For peace of mind rest assured you are buying from the main mass holder.
Ureilite meteorites are one of the most abundant sources of diamond in the Solar System.
OFFICIAL CLASSIFICATION DATA SOURCE:
Petrography: (A. Irving, UWS and P. Carpenter, WUSL) Protogranular aggregate (mean grainsize ~0.3 mm) of olivine and pigeonite with accessory low-Ca pyroxene, subcalcic augite, graphite, kamacite and sulfides (Cr-troilite and daubreelite in exsolution relationship). Olivine grains have reduced magnesian rims containing fine blebby Fe metal (altered in part to Fe oxides).
Geochemistry: Olivine cores (Fa11.7-21.7, Cr2O3 0.59-0.77 wt.%, CaO 0.32-0.34 wt.%, N = 3), olivine rims (Fa1.3-3.6, N = 3), pigeonite (Fs16.4-18.6Wo6.8-7.1, Al2O3 0.64-0.93 wt.%, Cr2O3 1.0-1.1 wt.%, TiO2 0.06-0.09 wt.%, N = 4), low-Ca pyroxene (Fs2.6Wo1.3; Fs7.5Wo4.5; N = 2), subcalcic augite (Fs3.4Wo28.6).
Classification: Ureilite.
Northwest Africa 14967 (NWA 14967)
Ureilite
Primitive achondrite meteorite
Found in March 2022 in Algeria
3.17 grams
GUARANTEED AUTHENTICITY,
The authenticity of this meteorite is 100% guaranteed with a signed certificate
For peace of mind rest assured you are buying from the main mass holder.
Ureilite meteorites are one of the most abundant sources of diamond in the Solar System.
OFFICIAL CLASSIFICATION DATA SOURCE:
Petrography: (A. Irving, UWS and P. Carpenter, WUSL) Protogranular aggregate (mean grainsize ~0.3 mm) of olivine and pigeonite with accessory low-Ca pyroxene, subcalcic augite, graphite, kamacite and sulfides (Cr-troilite and daubreelite in exsolution relationship). Olivine grains have reduced magnesian rims containing fine blebby Fe metal (altered in part to Fe oxides).
Geochemistry: Olivine cores (Fa11.7-21.7, Cr2O3 0.59-0.77 wt.%, CaO 0.32-0.34 wt.%, N = 3), olivine rims (Fa1.3-3.6, N = 3), pigeonite (Fs16.4-18.6Wo6.8-7.1, Al2O3 0.64-0.93 wt.%, Cr2O3 1.0-1.1 wt.%, TiO2 0.06-0.09 wt.%, N = 4), low-Ca pyroxene (Fs2.6Wo1.3; Fs7.5Wo4.5; N = 2), subcalcic augite (Fs3.4Wo28.6).
Classification: Ureilite.

