Blue apatite and cleavelandite - Golconda mine, Minas Gerais,...
Small blue apatite crystals on cleavelandite, very bright and...
Light blue topaz with shiny surfaces, associated with microcrystals of lepidolite. This crystal has the particularity to be translucent but also to reflect the light inside, depending on the angle of observation (see pictures 2 and 3).
5 x 4 x 4 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...
Rare blue tourmaline (copper-bearing) possessing some hints of...
Very nice thumbnail made of dark green apatite crystals,...
Nearly colorless, gem-quality topaz crystal with a broken /...
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...
Smoky, biterminated quartz, shiny, intact, with a flat back...
Two small crystals of green apatite, shiny and in very good...
Floating piece composed of bright quartz tips with beautiful...