H4 Chondrite | NWA 12803 | Meteorite
18.39 g. | Full Slice | Mirror Polished
€7,00 EUR to Bulgaria
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1700, Sofia, Bulgaria
Full slice of NWA 12803 H4, S1 W2
Meteorite Name: Northwest Africa 12803
Abbreviation: NWA 12803
Observed fall: No
Year found: 2017
Country: (Northwest Africa)
Main Mass: 312 g.
Type, group, subgroup: Stone, ordinary chondrite, H4
Specimen Weight: 18.39 grams
Approximate Measurements: 47 mm x 43 mm x 3 mm
Full slice, perfect mirror polished. Carefully preserved. Without varnish or resin.
The meteorite is treated and polished without aggressive abrasives or chemicals that can damage it.
We have developed a gentle approach to handling our meteorites.
Elegant slices worthy of any collection.
Arrives with a certificate of authenticity. IMCA #6460
Physical characteristics: Brownish fragment without fusion crust.
Petrography: The meteorite displays a chondritic texture with small, mostly flattened chondrules (mean diameter about 0.3 mm) in a more fine-grained dark matrix that contains sulfides and abundant FeNi metal. Olivine is equilibrated; low-Ca-pyroxene is unequilibrated.
|Fayalite (mol%):||19.0±0.1 (n=11)|
|Ferrosilite (mol%):||15.5±1.8 (13.7-17.5, n=10)|
|Wollastonite (mol%):||0.3±0.7 (0.5-1.5, n=10)|
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- 1700, Sofia, Bulgaria
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