Calcite - Moita do Poço, Leira, Portugal
Yellow calcite scalenohedron, well crystallized and undamaged...
Yellow calcite scalenohedron, well crystallized and undamaged...
Group of naturally brilliant andradite garnets, well-formed,...
Pseudomorphosis of vanadinite to phosphohedyphane...
Piece composed of biterminated quartz points with chlorite...
Beautifully sized pompon cavansite (3 x 2.5 cm), impeccably...
Small, bright, amber-colored citrine quartz flower from the...
Small epidote crystals in a fibro-radial structure with a nice...
Very bright, double terminated black tourmaline crystal...
A very rare combination of fluorite and amazonite, accompanied...
Very airy group of small chlorite quartz from Ganesh Himal in...
Small, very light yellow fluorite cube with well-marked...
Native copper with an atypical skeletal structure, due to...
Intense green fluorite from recent discoveries of some fine...
Superb architecture for this group of quartz with chlorite...
Quartz with chlorite inclusions, featuring superbly brilliant...
Cube of purple fluorite, with distinct internal edging, on a...
A group of 4 small quartz crystals with extra brilliance and...
Intense green octahedral fluorite from recent discoveries of a...
Quartz with chlorite inclusions, very shiny surfaces and...
Very airy group of small chlorite quartz with shiny surfaces...
Lovely small, well-formed sand rose from the Hérault region of...
Rare aerinite from Saint Pandelon in the Landes region....
Very bright pyrite on matrix. Sample from the Arignac gypsum...
Brilliant black dravite crystals accompanied by a few...
Incomplete black tourmaline in quartz from Ploubalay,...
A nicely contrasting matte surface for this chalcedony...
Half-geode of white mamelonned chalcedony, from the Charroux...
Blue to beige mamelony chalcedony half-geode from the Charroux...
Group of translucent gypsum crystals from the Angervilliers...
Bright, translucent faden quartz from La Table in Savoie,...