Fluorite and Calcite - Minerva Mine, Cave-in-Rock, Illinois,...
This set of fluorite cubes displays distinct and contrasting...
This set of fluorite cubes displays distinct and contrasting...
A well-formed prehnite sphere with a finely crystallized...
A polished section of polyhedral agate, displaying a contrast...
A DUO of a cut stone and a raw stone, handcrafted by us....
A stunning geode from Tabasco (Mexico), presented as two...
A single aragonite crystal with pseudo-hexagonal twinning,...
A prismatic quartz point with actinolite and chlorite...
A mini collection of 4 minerals from around the world,...
A pair of quartz crystals with distinct amethyst terminations,...
A cluster of translucent gypsum crystals from the former...
Specimen composed of several calcite crystals with a...
A floating specimen featuring a cluster of double-terminated...
Numerous golden-colored rutile (titanium dioxide) stars formed...
A beautifully sized slab featuring iridescent goethite, also...
A slab of very fine-grained limestone, sawn and polished, with...
The specimen consists of a cluster of fluorite crystals...
A DUO of a cut stone and a rough stone, crafted by...
A well-crystallized yellow calcite scalenohedron with shiny...
An aerial specimen composed of beige baryte lamellae with...
A small bipyramidal zircon single crystal, old rose/beige in...
This specimen features a well-formed tourmaline crystal...
Specimen composed of several tabular crystals of bright orange...
A DUO of a cut stone and a rough stone, crafted by...
A group of tabular baryte crystals that are partially...
A cluster of pseudocubic hematite crystals with a lustrous...
A highly translucent quartz point with a beautiful luster.5.4...
A highly translucent amber specimen with a clearly visible...
A hematoid quartz point with polished faces from Guipavas in...
Large, slightly pinkish calcite scalenohedron partially...
Numerous dark orange, almost red wulfenite crystals on a...
This specimen features a quartz crystal with a distinct...
Set of two colorless, well-crystallized gypsum crystals on a...