Quartz and Orthoclase – Cuasso al Monte, Province of Varese,...
Specimen featuring three milky quartz crystals set on a...
Specimen featuring three milky quartz crystals set on a...
Fibrous malachite exhibiting a particularly attractive,...
A specimen featuring very abundant pyrite crystallization on...
Specimen composed of numerous well-defined calcite crystals,...
Specimen featuring abundant green diopside crystallization,...
An epidote cluster consisting of several elongated,...
This specimen features several haüyne crystals of a...
Specimen featuring two twinned quartz crystals (Japan twin /...
Group of plume-shaped vanadinite crystals resting on a small...
Specimen displaying dense crystallization of grass-green...
A colorless, highly lustrous double-terminated quartz crystal...
Small, lustrous smoky quartz crystals with a Cumberland-type...
This specimen features a group of purple fluorite cubes, with...
This specimen features reddish-orange limonite interspersed...
A cluster of epitaxial rutile surrounding small hematite...
Cristal de quartz biterminé, avec une zone centrale...
A specimen featuring a combination of black sphalerite, white...
A long gypsum single crystal measuring 22 cm, ranging in...
Specimen featuring a main hematite quartz crystal with a...
This specimen features a tabular wulfenite crystal of intense...
This small calcite specimen from the Grabiszyce quarry in the...
A translucent quartz point with a distinct shape, featuring...
Specimen featuring numerous small tabular orange wulfenite...
This Chinese kermesite takes the form of an elegant aggregate...
A thin, highly lustrous, and well-finished hematite blade. The...
This small quartz geode from Tabasco is displayed open, in two...
A beautiful specimen consisting of a matrix rich in...
The piece features a spectacular star-shaped arrangement of...
A floating composition reminiscent of a flower, consisting of...
A small azurite single crystal with a compact, thick form,...
Large plate composed of a multitude of amethyst crystals, with...
Scepter quartz featuring a beautiful amethyst terminus. The...