Calagio, Colonnata quarry, Apuane Alps, Carrara, Italy - A dark brown sphalerite crystal shows up on the white marble. The sphalerite is 0.25 cm. Overall size of the specimen is 3.5x2.5x2 cm.

Colonnata quarry, Apuane Alps, Carrara, Italy - Terminated deep brown/red sphalerite crystals of 0.3 cm. The crystals are well visible on the 3.5x3x3 cm matrix.

Calagio, Colonnata quarry, Apuane Alps, Carrara, Italy - A dark red sphalerite crystal shows up on the white marble. The sphalerite is 0.2 cm. Overall size of the specimen is 3.5x2.5x1 cm.

Calagio, Colonnata quarry, Apuane Alps, Carrara, Italy - A dark brown sphalerite crystal shows up on the white marble. The sphalerite is 0.25 cm. Overall size of the specimen is 3.5x2.5x1.5 cm.

Colonnata quarry, Apuane Alps, Carrara, Italy - This marble specimen hosts a cluster of terminated deep brown/red sphalerite crystals of 0.4 cm nicely nested in an open cavity. The cluster shows nicely on the white marble. Overall size is 4x3.5x2 cm.

Calagio, Colonnata quarry, Apuane Alps, Carrara, Italy - A dark brown sphalerite crystal shows up on the white marble. The sphalerite is close to 0.3 cm. Overall size of the specimen is 4.5x2.5x2 cm.

CAMPO DI SASSO, MARINA DI BIBBONA, LIVORNO, ITALY - Honey colored sphalerite crytals up to 2 mm cover the surface of this rock. Not common from this locality to get such amount of coverage ! 8.5x4x3 cm.

BOTTINO MINE, SERAVEZZA, CARRARA, ITALY -  Lot of millimetric bright blenda crystals show on this rock ! There are almost 3 dozens crystals here. Nice specimen of 4.5x3x2 cm

ELMWOOD MINE, CARTHAGE, TENNESSEE - This specimen consists in a crystalline sphalerite, bright red and well shaped with some violet fluorite cubes up to 0.7 cm on the edge. Nice rock of 5.5x5.5x3 cm in size

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.