Aragonite - Minglanilla, Cuenca province, Spain.
Aragonite with violet hues in a pseudo-hexagonal macle,...
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Aragonite with violet hues in a pseudo-hexagonal macle,...
Well-finished, translucent Dauphiné habitus quartz point.4.5 x...
Smoky quartz point lightly dusted with translucent chlorite...
Small, perfectly finished, translucent aquamarine crystal.1.5...
Perfectly finished, translucent aquamarine crystal.2.1 x 0.5 x...
Perfectly finished, translucent aquamarine crystal with albite...
The piece is composed of a first generation of green fluorite...
Pale green fluorite plate crystallized in an “Aztec pyramid”...
Polished native copper nugget (natural) weighing 56g.4 x 3 x...
Uncommon specimen associating beige tabular barite with white...
Rare fluorite from Colombia with highly textured surfaces...
A veneer of bright azurite crystals on which are set two small...
Gem-quality, twinned red spinel crystal from a locality that...
Gem-quality spinel crystal from a locality that produces some...
Numerous petals of black hematite with a beautiful metallic...
Piece composed of several small, shiny, dark-red octahedral...
Two large green pargasite crystals set at 110° to each other,...
Epidote in small crystals between yellow and green,...
Small specimen of well-formed, bright grossular garnets...
Piece composed of several small crystals of pale violet...
Spessartine garnet with etched crystallization, very bright,...
Small, very slightly smoky quartz of superb quality from a...
Translucent smoky quartz crystal of good size for the...
A combination of chalcopyrite, triglyph pyrite, sphalerite and...
A very dense piece, composed mainly of well-crystallized black...
Aerinite veneer from Saint Pandelon in the Landes region of...
Several crystals of proustite of good size (centimetre), and...
Slab of very shiny quartz very lightly sprinkled with...
Plate composed of multiple colorless fluorite crystals,...
Yellow fluorite with blue edging typical of its locality.2.5 x...
Fiber-terminated tourmaline crystal with superb blue...
Azurite composed of numerous brilliant crystals, set in...