JAH 955 (R6) – 17.15g

800.00$

1 in stock

Description

17.15g endcut. Sold with label/certificate of authenticity.

R6 chondrite.

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Jiddat al Harasis 955 (JaH 955)        19.989930°N, 56.407860°E

Al Wusta, Oman

Find: 2013 Nov

Classification: Rumuruti chondrite (R6)

Physical characteristics: A dark stone with dull fusion crust. Cut surface reveals dark-gray interior.

Petrography: Recrystallized chondritic texture with only rare remnants of chondrules. Mineralogy: olivine (dominant), Ca-pyroxene, plagioclase (to 100 μm), sulfides (to 600 μm, modal abundance 9 vol% by point counting with N=334), ilmenite, magnetite. No metal visible.

Geochemistry: Olivine Fa39.9±0.1, FeO/MnO=88.4, NiO 0.29 wt% (N=5). Chromite Cr# = 0.85, TiO2 4.3 wt% (N=2).

Classification: R6. Moderate weathering.

Specimens: 13.2 g at CEREGE, main mass with anonymous finder.