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.

Campomorto Quarry, Pietra Massa Locality, Montalto di Castro, Viterbo Province, Italy - Nice bright white calcite crystals, most of them gemmy, up to 1.5 cm on the edge ! Very nice coating of crystals ! Overall size is 11x9x6 cm. Weight is 850 gr.

Iglesias, Carbonia-Iglesias Province, Sardinia, Italy - Sculptural group of copper-rich aragonite with the classic delicate blue color. The aggregate consists of several sprays of elongated calcite, usually diverging as either a papillon (bowtie) of arrange in a semiparallel, artichoke fashion, then locally covered by a number of curvy coralloid aragonite crystallized wires. Quite a sought-after classic from this prolific mining district, now long defunct. Overall size is 7.6 × 5.1 × 4.5 cm. Weight is 70 gr. Ex Lehmann (CH) collection. Original label pasted on the specimen.

San Giovanni Mine, Punta della Torre, Iglesias, Carbonia-Iglesias Province, Sardinia, Italy - An esthetic specimen of calcite from this famous mine. The specimen hosts a great amount of bright calcite crystals, grouped forming clusters ! Very nice and typical from San Giovanni mine. Overall size is 13x8x6 cm. Weight is 515 gr.