Pyrite
Pyrite mineral stone
Iron pyrite
Pyrite crystals
Iron pyrite crystals
Iron pyrite crystal
Cubic pyrite crystals
Pyrite crystals in their host rock
Pyritohedral crystals, close up
Marcasite stepped crystals
Sample of pyrite
Hydrothermal quartz vein
Lapis lazuli crystals
Iron pyrites
Iron pyrite, light micrograph
Pyrite interspersed with quartz
Sphalerite and pyrite
Iridescent pyrite in a clay nodule
Fool's Gold, iron pyrites crystals
Polished lapis lazuli stone
Lapis lazuli
Octahedral crystals of Pyrite
Orpiment on pyrite
Chalcopyrite specimen
Marcasite.
Andelusite crystals in slate
Arsenopyrite crystals
Marcasite mineral
Pyrite crystals, Peru, South America
Pyrite bead necklace
Marcasite in chalk groundmass, close-up
Banded iron ore
Pyrite and quartz, crystalline
Arsenopyrite with siderite and pyrite crystals
Iron pyrite crystal, SEM
Quartz and pyrite
Pyrite Sun
Pyrite Stalagtite
Pyrite with Hematite, Italy
Pyrite crystals, Spain
Quartz and Pyrite crystals
Slate with pyrite
Chalcopyrite mineral
Sample of the mineral pyrite.
Iron pyrites crystals (fool's gold)
Nugget of Fool's Gold, iron pyrites
Iron pyrite crystals, SEM
Jarosite on rock
Calcite bladed crystals
Quartz coated with silica
Fluorite crystals
Arsenopyrite crystals, close-up
Stibnite
Chalcocite crystals
String of pyrite cubes
Cluster of pyrite cubes
Galenite in pyrite
Rhodochrosite and pyrite
Marcasite
Deformation structure in schist
A fossil crinoid, Pentacrinites fossils
Fossil ammonite
Ammonite fossil
Tetrahedrite
Chalcopyrite and quartz crystals
Lapis lazuli crystals I
Lapis lazuli crystals II
Lapis lazuli specimen
Rock strain fringes, light micrograph
Galena
Sulphur crystals
Quartz in sphalerite
Lapis lazuli, SEM
Oxynoticeras ammonite fossil
Black smoker hydrothermal vent
Pyrite crystals on Shale
Enargite on Pyrite,Taiwan
Pyrite crystals, New Mexico, USA
Ammonite, pyritized
Pyritized ammonite
Tetrahedrite mineral specimen
Iron pyrite cubic crystals in matrix, collected at Mina Victoria, Navajun La Rioja, Spain
Marcasite crystals on chalk groundmass
Diamond
Diamonds
Sulphur mineral crystal
Pyrites preservation of ammonite shell
Marcasite bracelet
Extracting tinder from tinder fungus
Bornite, close-up
Pyrrhotite crystals, close-up
Cinnabar on rock surface, close-up
Cobaltite and chalcopyrite crystals
Glaucodot crystals in groundmass
Lump of yellow sulphur
Bismuthinite crystals in rock groundmass
Chalopyllite crystals
Chalocite crystals
Crystalline sulphur
Gersdorffite
Gypsum and sulphur crystals
Aragonite crystals with sulphur
Sulphur crystal
Cobaltine mineral, cobalt ore
Grey limestone and iron oxide
Quartz vein
Quartz crystal from Sentis, Switzerland.
Quartz crystals
Malachite
Calcite on sphalerite
Tennantite
Bournonite
Crushed diamond, SEM
Mining core sample, Kenya
Pyrite on quartz
Pyrite dodecahedrons II
Pyrite dodecahedrons I
Molybdenite in granite groundmass
Chalcosite
Rock concretions and minerals
Pyritised Ammonite Fossil
Trilobite triarthus eatoni legs preserved
Pyrites Ammonite spiral Calcite crystals
Sphalerite
Beryl stone
Ironstone matrix with potch opal
Cross-section slice of Brazilian agate
Fluorite crystals on quartz, close up
Pyrolusite in quartz
Cut and polished diamonds
Belt-hook carved in lapis lazuli
Pyrite, Colorado
Celestine crystals in sulphur groundmass