Cassiterite with Quartz, Bolivia, Large Cabinet-Sized SpecimenApprox. Dimensions: 4. 78 in x 3. 31 in x 1. 6 in Approx. Weight: 805 grams This beautiful and unusual specimen displays intriguing and varied shapes with a brilliant combination of lusters. Rounded crystals of Cassiterite give off a metallic shine which complements the glassy luster of the clear quartz crystals. The sharp crystals of the quartz contrasts nicely with the smooth nature of the Cassiterite. Altogether a beautiful specimen of gleaming

this Bustamite has cubic crystal formation with striations evident

The surface of the specimen has a glossy sheen with opaque crystals

The angle of the crystals creates a pyramidal appearance in the individual crystals

Weight: 563 grams

the Orthoclase has a massive crystal formation with an earthy luster

This Calcite with Pyrite specimen has unique features and contrasting colors

Fascinating pattern of crystal formation with inter-grown cubic crystals creating a playful surface

transparent Fluorite sits atop a foliated and flaky brown base in this miniature-sized specimen

Largely concretionary and porous pieces

Overall specimen is miniature-sized

Areas of gold color are distributed around the edges and across the center of the specimen

while the bottom crystals are flaky where clear and sandy in appearance where green