Pyrite
Octahedral crystals of Pyrite
Orpiment on pyrite
Iron pyrite crystals
Pyrite crystals
Sample of pyrite
Galenite in pyrite
Pyrite mineral stone
Iron pyrite
Iron pyrites
Banded iron ore
Pyrite Sun
Pyrite Stalagtite
Cubic pyrite crystals
Pyrite with Hematite, Italy
Pyrite crystals, Spain
Slate with pyrite
Iron pyrite crystal
Iron pyrite, light micrograph
Chalcopyrite specimen
Arsenopyrite crystals
Pyrite crystals in their host rock
Quartz and Pyrite crystals
Sample of the mineral pyrite.
Iridescent pyrite in a clay nodule
Marcasite stepped crystals
Marcasite.
Marcasite
Andelusite crystals in slate
Lapis lazuli
A fossil crinoid, Pentacrinites fossils
Fossil ammonite
Ammonite fossil
Quartz and pyrite
Pyrite crystals, Peru, South America
Hydrothermal quartz vein
Fool's Gold, iron pyrites crystals
Nugget of Fool's Gold, iron pyrites
Polished lapis lazuli stone
Jarosite on rock
Marcasite mineral
Pyritised Ammonite Fossil
Oxynoticeras ammonite fossil
Pyrite bead necklace
Deformation structure in schist
Lapis lazuli crystals
Pyrite crystals, New Mexico, USA
Arsenopyrite with siderite and pyrite crystals
Pyrite interspersed with quartz
Marcasite crystals on chalk groundmass
Enargite on Pyrite,Taiwan
Pyrite crystals on Shale
黄鉄鉱
Pyritohedral crystals, close up
Black smoker hydrothermal vent
Iron pyrites crystals (fool's gold)
Extracting tinder from tinder fungus
Pyrites Ammonite spiral Calcite crystals
Chalcopyrite mineral
Lapis lazuli specimen
Trilobite triarthus eatoni legs preserved
Iron pyrite crystal, SEM
Iron pyrite cubic crystals in matrix, collected at Mina Victoria, Navajun La Rioja, Spain
Sphalerite and pyrite
Fluorite crystals
Quartz coated with silica
Grey limestone and iron oxide
Rhodochrosite and pyrite
Iron pyrite crystals, SEM
Cluster of pyrite cubes
Calcite bladed crystals
Rock strain fringes, light micrograph
Iron sulphide compound
Pyritized ammonite
Pyrite, Colorado
Marcasite in chalk groundmass, close-up
String of pyrite cubes
Marcasite, New York, USA
Ammonite, pyritized
Lapis lazuli, SEM
Pyrite and quartz, crystalline
Zincblende
Marcasite bracelet
Lapis lazuli crystals I
Lapis lazuli crystals II
Pyrite on quartz
Iron sulphide in hydrochloric acid
Rock Types
Non-magnetic iron sulphide
Pyrite crystals.
Pyrite dodecahedrons II
Pyrite dodecahedrons I
Hands holding pyrite, otherwise called fools gold
Pyrites preservation of ammonite shell
Tennantite
Chalcocite crystals
Rock concretions and minerals
Baryte resting on sphalerite
Iron and sulfur reaction
Fossil Crinoid
Arsenopyrite crystals, close-up
Bournonite
Galenite and marcasite
Pyrite cubes in host rock
Stibnite
Black smoker hydrothermal vents
Tetrahedrite
Calcite on sphalerite
Calcite crystal
Mars Science Laboratory instrument
Crystals inside dinosaur fossils
Quartz in sphalerite
Sphalerite, an ore of Zinc
Pleuroceras pyrite Jurassic Ammonite
Sphalerite ore
Sphalerite and ankerite crystals
Ankerite with calcite
Cerussite
A specimen of the mineral malachite
Crystals of smoky quartz
Rose apatite, dolomite & pyrrhotite crystals
Crystal of pink apatite growing on albite
Tetrahedrite mineral specimen
Bubbles of hydrogen sulfide
Sodalite.
Rhodonite.
Galena
Hemimorphite
Septarian nodule
A specimen of fluorite
A sample of malachite
Iridescent slab of labradorite
Arsenopyrite
Sphalerite Zinc Ore
Arsenopyrite mineral specimen
Arsenopyrite, Massachusetts
Beautiful Jurassic Pyrites gold Ammonites
Slate waste
Pollution in Trent and Mersey canal, Staffordshire, UK
Sphalerite crystals
Azurite.
Carnelian.
Jasper.
Malachite mineral
Chalcosine rock
Zinc blende
Heliotrope, or bloodstone
unakite gemstone
sodalite gemstone
rhodonite gemstone