Rutile hematite inclusions in quartz - Novo Horizonte, Bahia,...
Slightly smoky quartz with rutile inclusion in golden needles...
Slightly smoky quartz with rutile inclusion in golden needles...
Pyrite with rare pseudo-rhombohedral* habitus showing growth...
Polished slice of polyhedral agate, to be appreciated as such...
Floating single crystal of tabular quartz with smoky edges in...
Piece composed of rosasite partially covered with small green...
Orange chalcedony stalagmite from near Sidi Rahal, Morocco.4.5...
A group of bright dioptases, with the main crystal measuring...
Fiber-terminated tourmaline crystal with a superb blue...
Fine single-crystal biterminated gem aquamarine.2.9 x 0.3 x...
Rare yellow vanadinite (color given by pseudomorphosis into...
Small, pseudo-cubic pyrite crystal with superb brilliance. A...
Vivid turquoise-blue hemimorphite, sparkling as it approaches...
Perfectly formed, 0.9 cm-edge zunyite floating single crystal...
Dark violet fluorite with shiny surfaces dotted with a few...
Pyrite group with rare pseudo-rhombohedral* habitus showing...
Truncated-edged hessonite garnets with beautiful brilliance,...
Native copper with an atypical skeletal structure, due to...
Small, fairly bright azurite crystals, contrasting with a...
Association of small magnetite octahedrons with a beautiful...
Small group of green vesuvianites with well-formed crystals...
A group of differently oriented sceptered quartz amethysts,...
Several shiny, well-formed crystals of light-green titanite...
Small, mostly bright, automorphic azurite crystals (not so...
Well-translucent, perfectly finished aquamarine single...
Single crystal of colorless sceptred quartz, with shiny...
A group of faden quartz in perfect condition, composed of...
RARE quartz with superb, well-formed pyrite inclusions...
Attractive sample of amethyst quartz in perfect condition,...
Amethyst tip in perfect condition, brilliant and...
Well-finished, sparkling, transparent topaz single crystal.2 x...
Well-finished, brilliant topaz single crystal with beautiful...