Quartz with Halloysite inclusions

Quartz with Quartz inclusion

Prehnite

Fluorite on Fluorite

Babingtonite on Prehnite

Topaz with Cookeite

Copper

Muscovite

Prehnite with Tanzanite and Diopside

Sillimanite

Rhodochrosite with Cleavelandite

Fluorapatite

Corundum var. Sapphire (24 crystals!)

Shattuckite (polished slice)

Arsenic

Spinel

Stibnite

Pyrite

Quartz with Hematite inclusions

Calcite

Fluorite with Aragonite

Veszelyite

Smithsonite with Aurichalcite

Rosasite

Smithsonite

Fluorite and Sphalerite

Elbaite

Mimetite

Fluorite on Quartz

Beryl var. Aquamarine

Wavellite

Fluorite with Aragonite

Hubnerite and Apatite(?) with Quartz

Elbaite

Pyrite with Quartz

Cadmium-bearing Smithsonite

Scorodite

Cuprian Adamite on Zincolivenite

Andradite Var. Demantoid Garnet

Fluorite with Aragonite

Fluorapatite

Fluorite with Quartz

Prehnite on Calcite

Acanthite

Zircon

Chalcocite (classic USA locale) Illustrated!

Pyrite

Azurite

Pyrite

Fluorite gem crystal on Quartz

Smithsonite with Aurichalcite

Pyrite

Fluorite on Magnetite

Tourmaline

Quartz with phantoms (polished)

Ferroaxinite with Epidote

Analcime with Prehnite

Sphalerite coated with Chalcopyrite

Topaz with Quartz

Calcite and Hemimorphite