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.

Chalky pastel green prismatic crystals of smithsonite with matrix and unidentified micro crystals attached on the back.

A group of brilliant prismatic clear crystals of smithsonite with excellent clarity and orange yellow zoning, on matrix. Most of the crystals are doubly terminated and the largest measures 2.3 cm!

A specimen composed of enargite crystals that have been completely replaced by tennantite. There is minor quartz and hematite in association. One of the less common pseudomorphs from Tsumeb.

A very sharp and lustrous single crystal of manganotantalite with an excellent termination and flashes of deep red, with minor albite attached.

Brilliant reddish cuprite crystals coat branching copper crystals that are partly covered by Cu salts. Ex J. Schneider Coll.

Tan dolomite crystals form a hollow cast (or epimorph) after a calcite rhombohedron. Minor galena attached. Cool specimen!