Minerals

Périmorphose Chalcedony on Calcite. The Calcite crystals were fully dussoluent.7 x 5 x 3 cmReference : 0080

Ex. coll. G. Bouvais9,0 x 7,7 x 5,7 cm0130-CrSu

Specimen of Meta-autunite yellow fluorescent green which reacts strongly to UV (see other photos). Warning, uraniferous specimen.6,40 x 5,20 x 2,50 cmReference : 2168

Beautiful, lustrous Peruvian pyrite with octahedral crystals partially covered by black sphalerite.This piece originates from the Huaron mine, located in the Pasco region of Peru.It measures 4.5 x 3.8 x 1.9 cm.This specimen weighs 86 grams.Additional photos and online ordering are available on...

Crystal of Lazurite intense blue king perched on its immaculate white Calcite matrix that offers a beautiful color contrast.4,20 x 2,70 x 2 cmReference : 3687

Quartz « ananas » hématoïde d'Echassières – Allier (03) - FranceMinéraux : Quartz légèrement hématoïde (rosâtre)Dimension (cm - L x l x H): 5 x 3 x 5 cmPoids : 68 grammesPrix : 14 € HFPInformations complémentaires : Pièce provenant d'Echassières (03)Petit groupe de plusieurs quartz « ananas »...

Typical Bor Pit quartz in Russia, with growth stops by Calcite which dissolved to let the Quartz continue its growth. Mono crystal where we see all layers of growth, it is really beautiful to see and atypical. Very large Quartz more than 10 cm long.13,10 x 3,80 x 3,60 cmReference : 1846

Fluorite and quartz - Buxières-les-Mines, Allier, Auvergne, France.  10,7 x 5,5 x 4,6 cm Référence : 0305

Spessartine red brown lustrous and well formed associated with Muscovite crystals, on matrix.7,90 x 5,30 x 4,20 cmReference : 2358

Nice crystal of slightly rosy topaz. Beautiful quality of crystallization.2,75 x 2,10 x 2,65 cmReference : 0714

Beautiful peak quartz of high purity of the former gold mine of La Gardette, best known for the exceptional quality of its quartz crystals.6 x 2 x 1 cmReference : 0377

Perinorphic growth of Prehnite crystals with defined crystalline forms, translucent and bright uniform green color. The Prehnite retains the outline of the anhydrite crystal on which it was formed, which has almost completely disappeared. We have here a perfect example where we have the boxworks....

Nice group of flat, shiny quartz, with a well-marked soul.It comes from Tole, Waziristan, Khyber Pakhtunkhwa, Pakistan.This specimen measures 7.2 cm long, 7.2 cm wide and 2.3 cm at its thickest.Its weight is 113 grams.Additional photos and online ordering on the DGminéraux...

6 x 4 x 4 cmReference : 0075

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

Cluster of lenticular crystals of Calcite rose, Manganoan Calcite, from Dalnegorsk in Russia. Beautiful quality with crystal clarity and luster.8,20 x 5,50 x 3,90 cmReference : 3412

Amethyst crystal with a very pronounced purple ghost at the tip. This specimen is highlighted thanks to its custom base.2,60 x 2,40 x 2,20 cmReference : 3043

Set of numerous well-formed Adularia crystals sprinkled with Chlorite from Kriegalp in Switzerland.3,20 x 3,30 x 2,70 cmReference : 4297

A pleasing miniature dioptase with bright, terminated green crystals.It was collected in Renéville, a town in the Pool region of Congo.This specimen measures 2.8 x 2.7 x 2.1 cm.The mineral weighs 17 grams.(Measurements without base)Additional photos and online ordering are available on the...

Azurite crystals completely pseudomorphosed into Malachite. The appearance of the piece looks like velvet.6,40 x 3 x 2,30 cmReference : 2058

Trigonal green tourmaline crystal with a flat termination.It comes from Madagascar, with no known precise deposit for this piece.Its weight is 13 grams.(measurements outside the base)3.8 x 1.4 cmReference: 0262

Group of ball clusters of cubic crystals of purple fluorite on gangue.This characteristic piece comes from Buxières-les-Mines, Moulins, Allier, Auvergne-Rhône-Alpes, France.It weighs 179 grams.This sample measures 7.3 cm long by 6 cm wide and 3.4 cm at the thickest.Visible touches should be noted...

Pretty fluorite mounted on a base with well-marked blue ghosts.This fluorite comes from the Balochistan province of Pakistan.It measures 5.1 cm long, 3.9 cm high and 2.5 cm thick.Its weight is 53 grams.(Measures outside the base)Reference: 1649Additional photos and online ordering on the...

3x2x1 cmReference : 0116