Blue apatite and cleavelandite - Golconda mine, Minas Gerais,...
Small blue apatite crystals on cleavelandite, very bright and...
Floating piece composed of bright quartz tips with beautiful amethyst ghosts and numerous goethite inclusions in fine hematite needles.
8 x 5,5 x 3 cm.
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Small blue apatite crystals on cleavelandite, very bright and...
Rare blue tourmaline (copper-bearing) with some hints of green...
Rare blue tourmaline (copper-bearing) possessing some hints of...
Very nice thumbnail made of dark green apatite crystals,...
Small, undamaged crystal with "etched" crystallization, very...
Tourmaline crystal with a superb blue (indicolite) and green...
Tourmaline crystal with a superb blue (indicolite) and green...
Small brilliant amethysts, sceptrated, and/or biterminated for...
Amethysted and smoked sceptre quartz, biterminated and...
Hematite and rutile in epitaxy. Piece resulting from a...
Thumbnail of small bright amethyst crystals with hematite...
Floating specimen 7.3 cm long composed of pseudohexagonal...
Rare rose quartz crystallized in small brilliant crystals,...
Amethyst and slightly smoky sceptered quartz with goethite and...
Bouquet of brilliant elongated amethyst crystals, most of them...
Small quartz point with some dumortierite needles in...