Pinite - Blot l'Église, Puy-de-Dôme, France
Pinite (cordierite pseudomorphosed into muscovite) single...
Pinite (cordierite pseudomorphosed into muscovite) single...
Several crystals of proustite of good size (centimetre), and...
Slab of very shiny quartz very lightly sprinkled with...
Finely crystallised hematite with a beautiful metallic sheen...
Piece composed of a multitude of green, translucent and very...
Gypsum in excellent condition, very fine quality, with...
Transparent, well-developed quartz crystals with smooth, shiny...
Fluorite with truncated edges, pretty purple ghosts and a...
Fluorite with truncated edges, pretty purple ghosts and a...
Translucent violet fluorite with shiny surfaces and a deep...
Vanadinite with skeletal structure, deep red on the front and...
Azurite composed of numerous brilliant crystals, set in...
A rare find! Superb star rutile floating epitaxially around...
Löllingite (iron arsenide) with a beautiful metallic sheen in...
Here's a good-quality specimen for systematic use.6.5 x 5 x 3 cm
Corroded sphalerite from the Saint-Nicolas mine.4.7 x 3 x 1.5 cm
Sphalerite on quartz from the Saint-Nicolas Mine.3.2 x 3 x 2.4 cm
A rare find! Bouquet of epidote accompanied by small garnets...
Sphalerite crystal in perfect condition and of good size (1.5...
Translucent flat quartz associated with small orange calcite...
Epitaxial hematite and rutile. Piece from a discovery of a few...
Rare twinned diaspore crystals, both with very good...
Pretty little brilliant quartz, known as "diamond", from...
A specimen composed of several quartz crystals, one of which...
Hyalite opal crown on basalt, in perfect condition, showing a...
Epitaxial hematite and rutile.3 x 2.5 cm
A rare find! Superb star rutile floating in epitaxy around...
Xenotime crystal (rare yttrium phosphate) with attractive...
Tabular "sandwich" wulfenite from the former Mežica mines in...
Fine, colorless, shiny stalactite calcite. 4,5 x 0,5 x 0,3 cm.
Thick, single-crystal azurite, perfect in color, brilliance...