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Black schorl on slightly smoky quartz from Paprok in Afghanistan.4,70 x 7,30 x 4,40 cmReference : 4404

Stibnite from the Wuning mine with numerous crystals with a metallic sheen. Specimen sold with its custom-engraved base for a hold without paste or glue.9,30 x 5,10 x 4,60 cmReference : 4405

Perimorphosis of Quartz after Calcite from the Juliette vein in Ardeche, France. The structure of calcite is remarkably preserved, replaced by quartz with a beautiful shine. Hollow piece, the Calcite no longer exists, only the Quartz are present and have 2,70 x 1,60 x 1,40 cmReference : 4406

Red and lustrous Sphalerite crystals associated with the contrasting immaculate white Dolomite. Specimen from the Troya mine in Spain.9,60 x 7,20 x 4,70 cmReference : 4407

Amethyst Quartz scepter on massive Quartz matrix from Andilamena in Madagascar. The crystal is perfectly formed and presents a superb intense and clear purple color.4,90 x 5,10 x 4,40 cmReference : 4408

Superb intense dark green botryoidal malachite crystals, on matrix, from the Mindingi mine in DR Congo.4,90 x 4,50 x 2,20 cmReference : 4409

Multicolored Opal having replaced the petrified wood, coming from one of the most classic American Opal localities. Opalization is almost complete, with little original fossil materials remaining. Opal has a jelly-like texture to the eye. The colors are superb.8,70 x 6,80 x 4,50 cmReference : 4410

Numerous crystals of Kyanite very well formed and presenting an intense and electric blue color, on and in Quartz matrix which brings even more brilliance and luminosity to the specimen. Piece from Sao Jose da Safira in Brazil.8,60 x 5,20 x 3,50 cmReference : 4411

Triple smoky tips and chlorite from the Rochassiers, Mont-Blanc, France.3,40 x 3,80 x 2,60 cmReference : 4412

Black and shiny Cassiterite from the Viloco mine in Bolivia. The crystals are very well formed.5,20 x 3,90 x 2 cmReference : 4413

Pink Tourmaline crystals, including one well-formed and presenting a great color, on Quartz from Minas Gerais in Brazil.9,20 x 8,10 x 4,30 cmReference : 4414

Specimen having undergone two phases of replacement: Anhydrite was replaced by Malachite, then Malachite by Chrysocolla. The surface is encrusted with colorless Quartz crystals that provide an incredible shine to the piece. Specimen from Tenke-Fugurume, DR Congo.9,70 x 6,40 x 5,50 cmReference : 4415

Large shiny Pyrite crystal with sharp edges overlooking a cluster of shiny flaked Hematite crystals. Specimen from Rio Marina in Italy.6,20 x 5,50 x 4 cmReference : 4416

Two large crystals of colorless twinned Gypsum on a layer of small colorless Gypsum crystals as well. Beautiful quality for these Gypsum variety Alabaster, typical of their locality.6,90 x 6,50 x 5,80 cmReference : 4417

Large pompons of white and very shiny Barytes associated with orange-red Sphalerite, all on matrix. Specimen from the Cedres in France.19,20 x 9,90 x 7,50 cmReference : 4418

Numerous crystals of Kyanite very well formed and presenting an intense and electric blue color, on and in Quartz matrix which brings even more brilliance and luminosity to the specimen. Piece from Sao Jose da Safira in Brazil.8,60 x 6,50 x 5,50 cmReference : 4419

Very nice native silver presenting a beautiful architecture and coming from Batopilas in Mexico.2,10 x 2,70 x 2,30 cmReference : 4420

Balls of Malachite crystals on fine matrix coated with Cobaltoan Calcite from the Mashamba West mine in DR Congo.12 x 6 x 1,60 cmReference : 4421

Specimen originating from Chaillac in France and presenting fluorite in cubes nested in beautiful lamellas of Baryte, all sprinkled with crystals of Galena.8,40 x 8,30 x 6,50 cmReference : 4422

Group of smoky and clear crystals from the Rochassiers in Mont-Blanc, France.6,10 x 5,10 x 4,60 cmReference : 4423

Perimorphosis of Quartz after Calcite from the Juliette vein in Ardeche, France. The structure of calcite is remarkably preserved, replaced by quartz with a beautiful shine. Hollow piece, the Calcite no longer exists, only the Quartz are present and have 2,50 x 2,90 x 2,50 cmReference : 4424

Multicolored opal having replaced the petrified wood, coming from one of the most classic American Opal localities. Opalization is almost complete, with little original fossil materials remaining. Opal has a jelly-like texture to the eye. The colors are superb.6,70 x 5,50 x 3,30 cmReference : 4425