Small Calcite Crystal Cluster 3×2.5×1

Large Salt Crystal Chunk – Carlsbad NM – 12x8x8 cm

Medium Conichalcite Crystal Matrix 4.5x4x1 from Mexico

Super bright quartz crystals on sphalerite matrix from the Borieva mine…

Small chunk of Gypsum with micro crystals growing on it 4″ x 3″ x 3″

Medium chunk of brown-tan chert measuring approx 6″ x 3″ x 2″

A medium sized chunk of chert or agate with banding white, brown, tan coloring, measuring approx 4″ x 2.5″ x 2″. As is, no returns. See photo for details, visual description, and condition.

Large cut chunk of chert or agate, 3 faces smooth cut measures approx 5″x4″x2″

Black Obsidian chunks by the ounce, varied. 

Desert Rose gypsum – Large chunk raw from Roswell New Mexico 4x3x2

Raw chunk of Black Tourmaline 4x3x2

Large raw chunk of black, brown, and white colored chert/agate great for lapidary or rock works. From Washington state. Measures approximately 7″ x 4″ x 4″ angular and chunky. As is, no returns. See photos for condition, details, and visual description.

Double terminated rubellite tourmaline w/ well-defined and clean striations on all sides. A complex primary termination and a smooth, glassy secondary termination. Three saturated, contrasting color zones and very unique formation make this a true collector’s piece.

Crystallization of Barite Crystal and Fluorcalcioromeite…

Botroidal goethite with metallic from Tharsis mines…

Yellow and miel cubic fluorite on matrix from Moscona mine…

Very bright wulfenite crystals, caramel yellow, highly transparent, tabular and tetragonal morphology…

Specimen formed by prismatic crystals of epidote between which are intercalated crystals of acicular ferroactinolite…

Crystalline aggregate on matrix of celestine crystals…