The Arkenstone

Vanadinite on Coronadite

Bismuth

Smoky Quartz (Gwindel with large twist)

Chalcopyrite var. "Blister Copper"

Mimetite

Mimetite With Wulfenite

Elbaite Tourmaline with Lepidolite

Rutile ps. Anatase

Fluorite on Dolomite

Sulfur

Rhodochrosite with Fluorite

Hubnerite with Quartz

Tantalite on Muscovite with Schorl

Sturmanite

Adamite (Copper-bearing) with Aragonite

Arsenic

Franklinite

Tantalite-(Fe) with Tantalite-(Mn) - illustrated

Silver on matrix

Silver

Fluorite with Quartz and Muscovite on Siderite

Elbaite Tourmaline

Rhodonite

Calcite

Elbaite Tourmaline

Smithsonite Var. Cuprian

Blue Alkali Beryl

Scheelite with Muscovite

Pyrite ps. after gastropod

Rhodochrosite, Fluorite on Quartz

Eosphorite on Quartz

Mimetite

Fluorite on Celestine

Aquamarine on Smoky Quartz

Topaz

Inesite with Quartz

Malachite Ps. Azurite

Fluorite with Sphalerite on matrix

Rhodochrosite on Goethite

Topaz

Afghanite (TL) (fl) on Calcite (fl)

Epidote (circa mid-1800s)

Chalcopyrite on Calcite

Carrollite on Calcite

Chalcedony on Quartz (Japan Law Twin)

Fluorite ("red pocket")

Axinite-(Fe)

Quartz (Japan Law)

Cobaltoan Calcite

Epidote (old classic)

Beryl var. Morganite with Quartz on Cleavelandite

Schizolite & Aegirine

Cavernous Hematite on Quartz

Stephanite

Spinel

Elbaite with Smoky Quartz

Diamond (twinned)

Ferberite (twin)

Adamite