Lot of dioptases - N'tola, Mindouli, Republic of the Congo
Lot of 5 dioptases from Congo (N'tola). Acrylic base...
Lot of 5 dioptases from Congo (N'tola). Acrylic base...
Vivid turquoise-blue hemimorphite, sparkling when exposed to...
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...
Small group of azurite perfect in color, brilliance and...
Pyrite nodule with beautiful natural iridescence from...
Group of fluorite cubes of different sizes, partially covered...
Group of pyrite with rare pseudo-rhombohedral* habitus showing...
Pyrite with rare pseudo-rhombohedral* habitus showing growth...
Amethyst quartz, slightly smoky, sceptrous and biterminated...
Specimen of mamelinated hemimorphite with blue-green hues,...
Piece composed of several velvety green prehnite spheres,...
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...
Bright, amber-coloured citrine quartz from the Bakrit area in...
Group of amethyst crystals in perfect condition with a very...
Small bright green pyromorphite crystals on gangue.4.2 x 2.6 x...
Small cube of violet fluorite, with well-defined internal...
Small cube of violet fluorite, with well-defined internal...
Blue evansite crystals (rare amorphous aluminium phosphate) on...
Aragonite of red colour in the centre and yellow at the ends...
Red wulfenite, small bright bipyramidal prisms, from the...