Calcite

A largercognac color twinned crystal sits perfectly, with a small accompanying crystal at it’s base, on a thin layer of matrix. Crystal faces are razor sharp. There is no damage on this specimen. The luster is great. This is a quality specimen from Elmwood Mine, Smith Co., Tennessee, USA.

This is an unusual thumbnail size specimen. A grouping of copper crystals up to 0.5 cm sitting on a sheet of copper. The specimen is from the Central Mine, Keweenaw County, Michigan.

Large group of arborescent flattish copper crystals from the White Pine Mine, Ontonagon County, Michigan. The specimen is very three dimensional.

Great combination of these two native elements. As seen in the photos, the silver is well crystallized.

Two penetrating cubes of Galena, with the largest crystal face being 3.3cm in length, perched on a small bed of matrix. The crystals have great luster. The specimen is from the Sweetwater Mine, Reynolds Co., Missouri.