Wavellite - Mauldin, Arkansas, USA
Small piece composed of several wavellite spheres with two...
Small piece composed of several wavellite spheres with two...
Aerial group of shiny epidote crystals.3 x 1.5 x 1.3 cm
Botryoidal quartz, commonly called "agate grappe", with a...
Botryoidal quartz, commonly called "agate grappe" has a lovely...
Botryoidal quartz, commonly known as "agate grappe", has a...
Botryoidal quartz, commonly called white "Agate grappe" (the...
Small, deep-orange calcite scalenohedrons on basalt. Calcite...
Bright, pseudo-cubic green apophyllite crystals on basaltic...
Group of very bright smoky quartz from Australia.4.5 x 2.8 x 2 cm
Vanadinite with skeletal structure, deep red on the front and...
Xenotime crystal (rare yttrium phosphate) in perfect condition...
Xenotime crystal (rare yttrium phosphate) in perfect condition...
Xenotime crystal (rare yttrium phosphate) in perfect condition...
Nice little group of amethyst crystals from Mexico.2.5 x 2.2 x...
Long, fine amethyst point in perfect condition, bright and...
Superb set of royal-blue azurite with excellent brilliance and...
Beautifully brilliant amethyst from the Alacam amethyst mine...
Classic Malian association of well expressed prehnite and...
Slightly hematoid quartz slab with gray/blue center from the...
Phantom smoky quartz from an unusual locality.2.8 x 1.5 x 1.6 cm
Small specimen composed of a multitude of bright red, shiny...
Small specimen composed of a multitude of bright red, shiny...
Small specimen composed of a multitude of bright red, shiny...
Small specimen composed of a multitude of bright red, shiny...
Translucent quartz point associated with copper-colored rutile...