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 very lustrous, red-orange crocoite single crystal with a...
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...
A small azurite single crystal partially pseudomorphosed into...
Specimen featuring two twinned quartz crystals (Japan twin /...
A cluster of brilliant tourmaline crystals associated with...
Group of plume-shaped vanadinite crystals resting on a small...
A colorless, highly lustrous double-terminated quartz crystal...
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...
An openwork specimen of native copper exhibiting an atypical...
Pyrite exhibiting a rare pseudo-rhombohedral habit, with...
Cristal de quartz biterminé, avec une zone centrale...
A specimen featuring a combination of black sphalerite, white...
Specimen featuring a main hematite quartz crystal with a...
This specimen features a tabular wulfenite crystal of intense...
This specimen features very abundant amethyst...
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...
This small quartz geode from Tabasco is displayed open, in two...
This aragonite from Minglanilla, Spain, features a compact...
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,...