Barite on sphalerite - Saint-Laurent-le-Minier, Gard, France
White barite pompom of about 2 cm diameter, in perfect...
White barite pompom of about 2 cm diameter, in perfect...
Floating group of dull octahedral galena crystals, but rather...
Sample of superb royal-blue azurite microcrystals associated...
Malachite in small mamelonne veneer on quartz matrix,...
Sphalerite fluoresces under UV light 7,5 x 6 x 3,6 cm.
Piece composed of colorless fluorite covered with...
Piece composed of transparent fluorite covered with...
Plate composed of bournonite crystals in cogwheels and...
Bournonite in a notched wheel, naturally patinated with slight...
An unusual piece for the Malines mine: on the front, the...
Numerous microcrystals of green pyromorphite on sandstone...
Small, brilliant, colorless calcites from the Anduze quarry in...
Plate composed of small Uvs-reactive galena and sphalerite...
Several colorless centimetric calcites of fine quality and...