Heulandite - Drio Le Pale, Val di Fassa, Trentino-Alto Adige,...
Heulandite in dark orange tabular crystals, typical of this...
Heulandite in dark orange tabular crystals, typical of this...
Specimen composed of numerous more or less shiny gray...
Light yellow adamite with shiny surfaces, on limonite matrix....
Numerous small almandine garnets of a beautiful burgundy red...
This specimen features a beautiful paragenesis typical of the...
Pyromorphite from Asprières (Aveyron), yellow/green, shiny,...
Quincyte, known as “pink opal.” Cut and semi-polished on the...
Quincyte, known as “pink opal.” Cut and semi-polished on the...
Pale yellow calcite spheres on their basalt matrix, from the...
Polished slice of polyhedral agate, in shades of white, which...
Well-formed smoky quartz crystals with shiny, striated faces...
Prismatic smoky quartz point, slightly translucent, with shiny...
Specimen composed of small, well-formed, shiny grossular...
Gibbsite (aluminum ore) with a botryoidal shape and a...
Quincyte, known as “pink opal.” Cut and semi-polished on the...
Quincyte, known as “pink opal.” Cut and semi-polished on the...
Naturally shiny and transparent quartz point (unresurfaced,...
Small sceptre-shaped amethyst quartz point, very shiny, with...
Prismatic quartz point with chlorite inclusions and shiny...
Quartz with chlorite inclusions and shiny surfaces, some of...
Small pseudo-cubic pyrite crystal with superb brilliance. A...
Fibrous malachite with a slender shape. The fineness of the...
Group of several well-formed almandine crystals, deep brownish...
A well-translucent, perfectly terminated aquamarine single...
Well-terminated, translucent aquamarine single crystal.2.8 x...
A well-translucent, perfectly terminated aquamarine single...
A cluster of slender, fairly bright quartz crystals with fine...
A superb and unusual combination of hyalite opal, reactive to...
Thick, well-formed hematite crystals with a beautiful metallic...
Rutile epitaxy around small hematite crystals on rhyolite....
Small aerial group of translucent quartz. The classic Dauphiné...
Slab featuring a cluster of slender, well-formed prismatic...