zNSFW

Mineralporn

Obsidian Art
Ancient copper miner, covered in copper. Possibly NSFW.
His and Her chalcedony crystals (x-post Mineralporn)
NSFW An alternative to the stalagmite. Carved and polished.
18 inches of Amethyst
Natural jade sculpture
Muscovite penis from the oceanview mine at the pala pegmatite district in San diego
Malachite dick