Wollastonite - Rostrenen area, Côtes-d'Armor, France
Aggregate of white fibro-lamellar wollastonite with a silky...
Aggregate of white fibro-lamellar wollastonite with a silky...
Aggregate of white fibro-lamellar wollastonite with a silky...
Small marcasite nodule with numerous well-expressed spearhead...
Small marcasite nodule with numerous spearhead twins...
Marcasite in crystallized nodule presenting numerous spearhead...
Marcasite in crystallized nodule on matrix of limestone,...
Marcasite in crystallized nodule presenting numerous spearhead...
Marcasite with numerous well-expressed spearhead twins...
A small group of fluorite crystals with bright surfaces and a...
Small group of fluorite crystals with very shiny surfaces and...
Group of fluorite crystals with tricolor facies (pale yellow...
Group of small fluorite crystals with tricolor facies (pale...
Fluorite with a tricolor facies (the most sought-after of the...
Group of brilliant crystals of pyrite in truncated cubes with...
Smoky quartz of "gwindel" type, translucent, chlorite surface...
Epidote in small, thick, shiny and well terminated crystals,...
Very dark smoky prismatic quartz, intact tip, from the north...
Quartz with brilliant core, well finished, and of honorable...
Epidote in elongated, shiny, well-terminated crystals,...
Chunky biterminated quartz, with a beautiful shine, colorless...
Rare v-twinned diaspore crystals, both with a very nice...
Rare v-twinned diaspore crystals, both with a very nice...
This piece is composed on the front of a main azurite crystal...
Nice size azurite single crystal (2.8 x 1.6 cm), with superb...
Piece composed of two amethyst crystals sceptrated and twinned...
Chrysoberyl in yellow tabular crystals, brilliant, well...
Small tanzanite crystals, bright, translucent and well...
Small, bright, translucent tanzanite crystals with a little...