Bertrandite, perfect lucent terminated unique crystals of this ultra rare berillium silicate in crystals till 2,5 cm associated with shorl . Size 7 x 4 x 3 cm
Bertrandite, perfect lucent terminated unique crystals of this ultra rare berillium silicate in crystals till 2,5 cm associated with shorl . Size 6 x 4 x 3 cm
Bertrandite, perfect lucent terminated unique crystals of this ultra rare berillium silicate in crystals till 1,5 cm associated with shorl . Size 4x3x3 cm
Specimen from the original collection of one of the discoverers of this ultra rare mineral species. Orange crystalline masses richly coating black quartz/hematite ore NaMn2+5[Si5As5+O17(OH)](OH) Type and only locality, (IMA 2013-093). Size:1x0,7 cm.
Prismatic Childrenite crystals, with very well defined faces and edges, some of them doubly terminated, translucent, lustrous, with spheroidal Roscherite on a Quartz matrix.
Size 5 x 6 x 3 cm
A recent new find from Monte Arsiccio in Tuscany: coquimbite in big crystals , very high quality for this species, on a white Halotrichite matrix associated with Roemerite. Among the best ever seen for this rare species
size 5x4x3 cm
Showy deep blue Cornetite crystals on white matrix . Super aesthetic. From type locality. The piece come from a Geologist collection who worked at that mine in 1975- 1980. Size 8x6x3 cm
Showy deep blue Cornetite crystals on white matrix . Super aesthetic. From type locality. The piece come from a Geologist collection who worked at that mine in 1975- 1980. Size 17x15x5 cm
Very rich piece with red crystals, type locality saneroite, astrophyllite and a large crystal of aegirine . Rare occurrence from an uncommon locality . size 5x4x3 cm
well developed , with calcite intensely fluorescent in red. From a classic locality, very difficult to find in the present market, type locality. Size 12x7x3 cm , weight 470 g
Large crystals till 1,5 cm, with calcite intensely fluorescent in red. From a classic locality, very difficult to find in the present market, type locality. Size 9x4x3 cm , weight 230 g
Nice group of hopeite crystals of dark orange-brown color from a defunct locality . Hopeite crystals are well developed and associated to transparent micorcvrystals of parahopeite . Pictures taken with white led light and halogen lamp .The specimen come from a Geologist collection who worked at that mine in 1975- 1980. Size 3x2x1 cm
Nice group of hopeite crystals well developed and associated to transparent micorcvrystals of parahopeite. in one broken crystal is clearly visible the white "core" of hopeite , surrounded and partialle replaced by a crust of parahopeite Pictures taken with white led light and halogen lamp .The specimen come from a Geologist collection who worked at...
Nice group of hopeite crystals of dark orange-brown color from a defunct locality . Hopeite crystals are well developed and associated to transparent micorcvrystals of parahopeite . Pictures taken with white led light and halogen lamp .The specimen come from a Geologist collection who worked at that mine in 1975- 1980. Size 10x6 cm
Nice group with lucent parahopeite crystals of dark orange-brown color due to iron staining pseudomorph of hopeite from defunct locality . The piece come from a Geologist collection who worked at that mine in 1975- 1980. Size 9x6x2 cm
Very intersting piece from an old German collection, froma classic defunct locality of the Alps , very rare on the present market. 1980. Size 15x9x6 cm
large well-formed crystals with a remarkable aesthetic effect. The back of the sample was cut to improve the general aesthetic.Size 8x7x2 cm, weight 260 g
A piece of great interest from the Lattuada collection with original Label from the Bottega delle Pietre, Milan.Crystal with the classic luster and strongly fluorescent, 2 cm. Difficult to find in the current market. the crystal is complete in the front part, but the back is incomplete due to the closure of the galena geode,
size 5x5x3 cm