Dioptase - N'tola, mining district of Mindouli, Republic of...
Dioptase in a fine small plate with dark green, brilliant...
Dioptase in a fine small plate with dark green, brilliant...
Small group of centimetric and lustrous dioptase crystals.2.2...
The kind of mineralogical curiosity we love: here are two...
Cavansite in nice-sized clusters as well as laterally in small...
Botryoidal quartz, commonly known as “cluster chalcedony”,...
Very airy construction for these bright, light-green prehnite...
Pyrite nodule with beautiful natural iridescence from...
Translucent smoky quartz crystal, nice size for the...
Cute little smoky quartz with a Cumberland habit on a slab of...
Superb small group of brilliant smoky quartz on a slab of fine...
Smoky quartz with Cumberland habit and fine hyaline quartz...
Amethyst quartz, slightly smoky, sceptrous and biterminated...
Specimen of mamelinated hemimorphite with blue-green hues,...
Fluorite in small colorless octahedrons associated with black...
Pseudo-spherical crystallization of deep violet fluorite,...
Lustrous smoky quartz crystal with superb transparency. Some...
Fibrous “crosse” or “ram's horn” gypsum, with a shine...
Fibrous “crosse” or “ram's horn” gypsum, with a shine...
Highly scintillating blue-green smithsonite, present on the...
Subtly scintillating, bright turquoise-blue hemimorphite with...
Piece composed of a multitude of small white “snowflake”...
Pyrite nodule with beautiful iridescence from Pakistan.2.5 x 2...
Pyrite nodule with beautiful iridescence from Pakistan.3.3 x...
Bright, amber-coloured citrine quartz from the Bakrit area in...
We're very proud to have saved this superb little group of...
Smoky quartz specimen with a main crystal in antisceptre...
Small smoky quartz with a Cumberland habitus, the main...
A little gem! Sceptre and smoked quartz with a Cumberland...
Small bright green pyromorphite crystals on gangue.4.2 x 2.6 x...