Tree Agate
Dendritic Agate (Silicon Dioxide, SiO2 with chlorite inclusions)
Category
Browse mineral like industrial smelting waste specimens identified by the Rock Identifier community.
Tree Agate
Dendritic Agate (Silicon Dioxide, SiO2 with chlorite inclusions)
Quartz Pebble
Silicon Dioxide (SiO2)
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
Green Aventurine
Silicon Dioxide (SiO2) with inclusions of Fuchsite (K(Al,Cr)2(AlSi3O10)(OH)2)
Quartz Vein Rock
Quartz (Silicon Dioxide, SiO2)
Granatic Pegmatite
Pegmatitic Granite
Schist
Mica Schist (Medium-grade metamorphic rock)
Amber
Succinite (Fossilized Tree Resin)
Oolitic Chert
Silicon Dioxide (SiO2) with Oolitic texture
Greywacke (River Slikenside)
Greywacke (Lithic Sandstone)
Muscovite Mica (with Quartz matrix)
Muscovite - KAl2(AlSi3O10)(OH)2
Limonite (Yellow Ochre)
Limonite (an amorphous mixture of hydrated iron oxides, primarily FeO(OH)·nH2O)
Strawberry Quartz
Quartz with Hematite or Goethite inclusions (SiO2 + inclusions)
Orthoclase Feldspar (or K-Feldspar)
Orthoclase (KAlSi3O8)
Dendritic Agate (specifically Orange/Tumbled)
Silicon Dioxide (SiO2) with Oxide Inclusions
Biotite (Mica)
Biotite (K(Mg,Fe)3AlSi3O10(OH,F)2)
Sandstone
Arenite (SiO2 dominant)
Glaucophane Schist (Blueschist)
Blueschist (Glaucophane-bearing schist)
Obsidian
Obsidian (Volcanic Glass, SiO2)
Obsidian
Obsidian (principally SiO2 - Silicon Dioxide)
Sandstone
Arenite
Lepidolite
Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)
Lepidolite
K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2
Howlite
Calcium borosilicate hydroxide (Ca2B5SiO9(OH)5)
Sulfur (with possible Cullet Glass or Slag imitation)
Native Sulfur (S8)
Fluorite
Fluorite (Calcium Fluoride, CaF2)
Rose Quartz
Silicon Dioxide with trace inclusions (SiO2)
Amygdaloidal Basalt
Amygdaloidal Basalt
Gneiss
Gneiss (High-grade regional metamorphic rock)
Peridot (Olivine)
Olivine ((Mg,Fe)2SiO4)
Mahogany Obsidian
Volcanic Glass with Hematite inclusions (SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Turquoise
Turquoise (Hydrated phosphate of copper and aluminium), CuAl6(PO4)4(OH)8·4H2O
Potassium Feldspar (Orthoclase)
KAlSi3O8 (Potassium Aluminum Silicate)
Iolite (Cordierite)
Magnesium Iron Aluminum Silicate (Mg,Fe)2Al4Si5O18
Milky Quartz
Silicon Dioxide (SiO2)
Serpentinite
Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)2-3(Si, Al, Fe)2O5(OH)4
Diorite (Dalmatian Stone variant)
Intermediate Phaneritic Igneous Rock
Granite
Intrusive Felsic Igneous Rock
Blue Goldstone
Aventurine Glass (Silicon Dioxide with metal inclusions)
Schist
Mica Schist
Granite
Phaneritic Granocrystalline Igneous Rock