Rhombohedral pyrite - Borieva Mine, Madan, Bulgaria
Pyrite group with rare pseudo-rhombohedral* habitus showing...
Pyrite group with rare pseudo-rhombohedral* habitus showing...
Truncated-edged hessonite garnets with beautiful brilliance,...
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...
Orange halite crystallized around a thin branch of wood, from...
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...
Well-finished, sparkling, transparent topaz single crystal.2 x...
Well-finished, brilliant topaz single crystal with beautiful...
Translucent quartz with golden rutile inclusions, delicately...
Beautiful small floating amethyst, bow-tie shaped, sparkling...
Star rutile floating epitaxially around small hematite...
Aerial or elongated specimen of hematite and rutile in...
Epitaxial hematite and rutile. Part of a discovery of a few...
Fine golden rutile needles on hematite flakes with a beautiful...
Fine golden rutile needles on hematite flakes with a beautiful...
Fine golden rutile needles on hematite flakes with a beautiful...
A set of colorless fluorite crystals, crystallized on both...
White Smithsonite in rounded pearly crystals, with very finely...
Bright, colorless star-shaped gypsum crystals. From the...
A large smoky quartz point with beautiful transparency and...
Smoky quartz single crystal with brilliant, transparent...
Well-balanced group of bright smoky quartz, associated with...
Set of smoky quartz of superb brilliance, well translucent and...
A crystallized front/back piece composed of subtly smoky...