Sweetwater Mine, Viburnum Trend District, Reynolds Co., Missouri, USA - Well shaped bi-terminated calcite crystal of 3.7 cm stands on this matrix coated by dolomite and chalcopyrite crystals. Nice rock of 8x3.7x1.8 cm

Sweetwater Mine, Viburnum Trend District, Reynolds Co., Missouri, USA - Very nice cluster of terminated calcite crystals on a coat of tiny dolomites and chalcopyrites. The calcite are all terminated and 2.5-3.5 cm in size. Overall size is 8x2.5x1.8 cm

Brushy Creek Mine, Viburnum Trend, Reynolds Co., Missouri, USA - Various yellowish translucent double terminated calcite crystal to 1. cm in length show upon a breccia matrix with crude iridescent purplish blue crystals of chalcopyrite to 0.3-0.4 cm. In very good condition as seen. Size: 13 x 7.5 x 2.0 cm.

ELMWOOD MINE, SMITH CO., TN, USA - Real nice terminated calcite crystal of 5.5 cm that seats on a small sphalerite matrix. Overall size is 5.5x4x4 cm.

Nikolayevskiy Mine, Dalnegorsk, Russian Federation - A siderite/carbonate matrix is host to a complex cluster of doubly terminated nailhead pink manganocalcite. The crystals are up to 2.5-2.8 cm in size. A few tiny marks, but nice lustrous little specimen. Overall size is 4.4x3.4x2.4 cm

Nikolayevskiy Mine, Dalnegorsk, Russia - There are various pinkish nailhead manganocalcite crystals up to 4 cm in size ! There are also many others some of them biterminated all around this rock. Nice specimen of 6x5x3.2 cm in size

Fletcher mine, Viburnum Trend, Reynolds Co., Missouri, USA - A classic calcite specimen from this locality. The calcite is biterminated and 2.8 cm in size and sits on a matrix formed by a rich coating of chalcopyrites and dolomite with siegenite ! Nice combination specimen of 3.5x3.5x3 cm

San Leone Mine, Assemini, Cagliari Province, Sardinia, Italy - A classic from this mine. This specimen is composed by a cluster of lenticolar calcite crystals to 2.4 cm in size, partly covered by limonite ! There are a lot of crystals ! On the top there is a bright partly gemmy calcite of 1.4 cm wide ! nice specimen of 8.5 × 6.2 × 3 cm. Weight is 200 gr.

Sweetwater Mine, Viburnum Trend District, Reynolds Co., Missouri, USA - Glassy prismatic, terminated, crystals of calcite measuring to 2.5 cm in length set nicely upon matrix. There are various calcite crystals forming a cluster. Incomplete the crystals at the lower part of the cluster but very nice the whole complex. A classic from this locality. Measures 7.0 x 4.0 x 4.0 cm.

Loralai, Baluchistan, Pakistan - A very nice fluorite specimen with  a dozen violet fluorite cubes nicely compenetrated one with the others. The fluorites are up to 1.5 cm on the edge and the calcites are up to 1.6 cm. Some of them are biterminated ! overall size is 5x4x2.2 cm. Ex Ikram Mineralogy collection.