Fluorite, Turquoise, and Calcite set
Calcium Fluoride (CaF2), Hydrous Phosphate of Copper and Aluminum (CuAl6(PO4)4(OH)8·4H2O), Calcium Carbonate (CaCO3)
Category
Browse sedimentary (primary) with artificial modification specimens identified by the Rock Identifier community.
Fluorite, Turquoise, and Calcite set
Calcium Fluoride (CaF2), Hydrous Phosphate of Copper and Aluminum (CuAl6(PO4)4(OH)8·4H2O), Calcium Carbonate (CaCO3)
Orange Calcite
Calcium Carbonate (CaCO3)
Rainbow aura quartz (treated quartz crystal)
Quartz, SiO₂, with a thin artificial metal-oxide coating
Dyed Blue Agate (Dragon Vein Agate)
Silicon Dioxide (SiO2) with artificial cobalt/organic dyes
Chert (Jasper)
Silicon Dioxide (SiO2)
Bauxite
Bauxite (mixture of Hydrous Aluminum Oxides)
Chert
Microcrystalline quartz (SiO2)
Flint Nodule
Cryptocrystalline Quartz (SiO2)
Flint
SiO2 (Cryptocrystalline Quartz)
Chert Pebble
Cryptocrystalline Quartz (SiO2)
Chert (Flint)
Silicon dioxide (SiO2)
Chert (Grey-Green Var.)
Silicon Dioxide (SiO2)
Green Chalcedony (Batu Akik)
Silicon Dioxide (SiO2)
Concrete
Anthropogenic Conglomerate
Quartz Pebble
Silicon Dioxide (SiO2)
Sandstone (Quartz-rich)
Clastic sedimentary rock (SiO2 primary)
Sandstone
Clastic sedimentary rock (SiO2 primary)
Chert Nodule
Microcrystalline Quartz (SiO2)
Quartz (Iron-stained or Milky)
Silicon Dioxide (SiO2)
Laterite
Fe2O3 and Al2O3 rich residual rock
Asphalt Concrete
Bituminous conglomerate
Asphalt / Road Aggregate
Bituminous Conglomerate (synthetic)
Asphalt Concrete (Bituminous Conglomerate)
Anthropogenic Bituminous Conglomerate
Peridot (Olivine)
Magnesium Iron Silicate (Mg,Fe)2SiO4
Petoskey Stone (Fossilized Coral)
Hexagonaria percarinata
Quartz Pebble
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
White Quartz Sphere
Silicon Dioxide (SiO2)
Blue Apatite
Fluorapatite (Ca5(PO4)3(F,Cl,OH))
Galena
Lead Sulfide (PbS)
Chert / Flint Pebble
Silicon Dioxide (SiO2)
Peridot (Olivine)
Olivine (Magnesium Iron Silicate), (Mg,Fe)2SiO4
Dyed Agate Slice
Silicon Dioxide (SiO2) - variety of Chalcedony
Limestone
Calcium carbonate (CaCO3)
Crushed Limestone
Sedimentary Calcium Carbonate (CaCO3)
Dyed Selenite
Gypsum (Calcium Sulfate Dihydrate, CaSO4·2H2O)
Red Jade (Dyed Quartzite)
Silicon Dioxide (SiO2) - variety Quartzite
Hematite
Iron(III) oxide (Fe2O3)
Galena with Pyrite
Lead Sulfide (PbS) associated with Iron Sulfide (FeS2)
Galena
Lead Sulfide (PbS)
Blue glassy tumbled stone, likely blue chalcedony or slag glass
Chalcedony (microcrystalline SiO₂), possibly man-made blue glass
Limestone
Calcium Carbonate (CaCO3)