Brosso mine, Torino, Italy - Nice glassy baryte crystals up to 1 cm show on a carpet of siderite crystals with tiny pyrite crystals on. Classic from this mine. Overall size is 7x4x2 cm

San Antonio Mine, Santa Eulalia District,  Chihuahua, Mexico - Lot of smithsonite crystals up to 0.4 cm in size cover the cavities of this rock ! Nice light blue color ! Overall size is 5x3x1.5 cm

Mt. Cavalluccio,  Campagnano di Roma,  Sacrofano Caldera,  Rome Province, Latium,  Italy - Rare specimen of Peprossiite-Ce on matrix. According to mindat, this mineral species is the first  anhydrous rare-earth-element borate and is found in only 4 localities, all located within Latium, Italy. Thumbnail of 1.2x1x0.9 cm

ZOGNO MINE, VAL BREMBANA, BERGAMO, ITALY - This mine is very famous for the well shaped violet fluorite cubes that produced in the past. Now the mine is closed. This specimen hosts well shaped undamaged fluorite cubes of 0.6 cm on the edge. Nice violet color. Overall size is 5.5x4x4 cm.

Rogerley mine, Frosterley, Durham Co., England - Semi lustrous green translucent cubic crystals of fluorite to 1.6 cm on edge over the top of a 5.5 x 4.0 x 3.0 cm matrix. Very minimal micro-chipping present, overall I think in very good condition.

Tsumeb Mine, Otavi Highlands, Namibia - A bright specimen with severl wulfenite crystals to the size of 0.6 cm on the edge ! The orange brown crystals of wulfenite stand on a drusy off-white dolomite matrix. Nice rock, no damages. Overall size is 4.1x1.9x1.2 cm

Kop Krom mine, Kop Daglari, Erzurum Province, Eastern Anatolia Region, Turkey - A classic Kammererite specimen from Turkey. This mineral is a Chromian Clinochlore with a nice violet color. This rock hosts a lot of millimetric crystals covering the surface of the specimen ! Overall size is 7.5x5.5x4 cm. Weight is 335 gr

Dreislar, North Rhine - Westphalia, Germany - A good Dreislar example with tightly packed ivory white blades of barite with a pink baryte backing, dotted over by isolated dark golden iridescent chalcopyrite and some off white dolomite rhombs. Size: 4.3 × 7.1 × 4.8 cm

Maynard's Claim,  Thomas Range,  Juab County, Utah, USA - A nice sharp, lustrous clo to 1 cm black Bixbyite crystal sits on rhyolite matrix in this aesthetic Thomas Range piece. A good specimen of this rare species.  Overall size is 6x5.5x2.5 cm

Labor Teo, Mundo Nuevo, La Libertad, Peru - A great specimen ! Neat floater cluster of quartz crystals, the prominent 14.0 cm in length and gemmy, these hosting lustrous blocky crystals of hubnerite to 1.5 cm. In terrific condition all around. Overall size is 4.5 x 4.5 x 3.0 cm