and are therefore similar to obsidian but are not associated with volcanic formation process

often rhombohedral in shape

which is famous for excellent specimens of diopside

shown in photos

The tourmaline end has a flat pinacoid and this green crystal has luster and translucence

Northwest Africa NWA Meteorite | 45 Grams | End Cut | Sahara Observed Fall and are therefore similar toHere we have for you a nice looking end cut of a Sahara Desert NWA unclassified meteorite weighing 45 grams. Its dimensions are 36x35x23 mm. This never classified Northwest Africa stone was found in the Sahara Desert around 2000. It's a good quality cut NWA meteorite specimen showing interesting internal structure (L5?) and attractive mottled interior with chondrules and metallic flakes. Some weathering shows the meteorite's time spent aging in the