Quartz and chlorite - Talèfre basin, Mont-Blanc massif,...
Group of colorless quartz sprinkled with chlorite, with...
Group of colorless quartz sprinkled with chlorite, with...
Piece composed of translucent and brilliant smoked quartz. The...
Single crystal of smoky quartz, very translucent and of a...
Small plate of smoky quartz accompanied by lamellar crystals...
Group of three very slightly smoky quartz, translucent and...
Piece composed of dark green epidote crystals, very shiny and...
Aesthetic group of quartz, pyrite and chalcopyrite from Madan....
Dull smoky quartz crystals associated with more or less...
Quartz crystals partially covered with bright goethite. 6 x 4...
Set of morion quartz of a nice brilliance. 4,5 x 4,5 x 2,8 cm.
Plate of small dark amethyst crystals from the well known...
Small plate composed of quartz with a sceptrum (2 cm), bright...
A large floating crystal of cubic galena with a nice metallic...
A multitude of small bright red crocodile crystals with...
Brilliant cerussite, gemmy, slightly yellow in natural light...
Large, bright, floating, intact crystal. The color is slightly...
Red wulfenite, small bipyramidal prisms, brilliant, from the...
Group of blood red vanadinite crystals, shiny, intact. 2,2 x 2...
Intact crystals of barrel pyromorphite pseudomorphosed into...
Floating piece composed of crested barite colored by iron...
Apple green pyromorphite in groups of fine acicular crystals....
Pseudomorphosis of vanadinite to phosphohedyphane...
Yellow/beige vanadinite overlain or replaced (pseudomorph) by...
Bright orange tabular wulfenite crystals on matrix. Piece in...
Small, almost cubic wulfenite mono crystal, shiny, in good...
Small colorless anglesite crystals, shiny, in good condition....
Small stolzite crystal from the old Sainte Lucie mine in...
Galena covered with lamellar barite crystals, of a rare...
Several galena crystals partially freed from their carbonated...
Colorless, brilliant cerussite from the old lead mine of...