Very sharp, gemmy and lustrous rhombic crystals of smithsonite with a pastel tan color.

A very sharp group of elongated copper crystals with a group of branching crystals emanating from one side. Great patina and form. Ex. N. Stotzel  Coll.

A group of jet black prismatic crystals of wodginite with a bit of matrix attached. Excellent example of this rare manganese tin oxide that includes the rare element tantalum.

An elongated, columnar brassy group of pyrrhotite crystals in parallel growth with tiny spheres of siderite. Old timer from Mexico in pristine condition.

Very sharp, jet black octahedrons of franklinite on a white calcite matrix with olive brown crystals of willemite. The willemite fluoresces bright green. Excellent old timer from Jersey.

Brilliant dark electric blue crystals of azurite on a white matrix with a smidgeon of malachite. This thing glows when you put a light on it. Crazy luster, color and form!

A very gemmy, lustrous and sharp octahedron of pink fluorite on a matrix of white adularia and silvery muscovite. Excellent miniature.

A sherry colored, very lustrous, perfectly terminated gemmy crystal of imperial topaz, on matrix(!) Crystal measures 3.6 cm and is in perfect condition.

Perfect, bi-colored spheres made up of compact olmiite crystals, with minor calcite. 360 specimen.

Sprays of bright yellow mimetite crystals on a matrix of dark brilliant green mottramite.