Ferruginous Quartz
Silicon Dioxide (SiO2) with Iron Oxide inclusions
Category
Browse man made mineral simulant (glass) specimens identified by the Rock Identifier community.
Ferruginous Quartz
Silicon Dioxide (SiO2) with Iron Oxide inclusions
Quartz Druzy on Matrix (with Copper Mineralization)
Silicon Dioxide (SiO2) with Chrysocolla (Cu2-xAlx(H2-xSi2O5)(OH)4·n H2O)
Quartz (specifically Clear Quartz with iron/hematite staining)
Silicon Dioxide (SiO2)
Clear Quartz Cluster
Silicon Dioxide (SiO2)
Quartz Vein in Siltstone
SiO2 (Quartz) on clastic sedimentary matrix
Vuggy Quartz on Matrix
Crystalline Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Yellow Quartz
Silicon Dioxide (SiO2)
Quartzite Pebble
Metamorphic Quartzite (SiO2)
Chert / Quartz Pebble
Silicon Dioxide (SiO2)
Jasper
Microcrystalline quartz (SiO2)
Quartz with Schist Inclusion
Crystalline Silicon Dioxide (SiO2) with Muscovite/Biotite Schist
Quartz Pebble
Silicon Dioxide (SiO2)
Muscovite Mica
KAl2(AlSi3O10)(F,OH)2
Muscovite Mica (likely on Quartz/Feldspar)
Muscovite - KAl2(AlSi3O10)(OH)2
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (Smoky/Milky variety with matrix)
Silicon Dioxide (SiO2)
Citrine
Silicon Dioxide (SiO2)
Muscovite Mica (with Quartz)
Muscovite (KAl2(AlSi3O10)(OH)2)
Muscovite Mica
KAl2(AlSi3O10)(F,OH)2
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
Rose Quartz
Silicon Dioxide (SiO2) with traces of titanium, iron, or manganese
Quartz (Milky/Gray variety)
Silicon Dioxide (SiO2)
Druzzy Quartz on Matrix
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Sandstone
Arenite
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (Smoky/Milky variety)
Silicon Dioxide (SiO2)
Quartz crystal cluster
Quartz (silicon dioxide, SiO₂)
Quartz (Iron-stained River Pebble)
Silicon Dioxide (SiO2)
Weathered vuggy quartz-rich rock (probable silicified limestone or quartz breccia)
Microcrystalline quartz (SiO₂) with calcite (CaCO₃), iron oxides, and minor clay minerals
Obsidian
Obsidian (Volcanic glass, primarily SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz with Schorl (Black Tourmaline)
Silicon Dioxide (SiO2) with Sodium Iron Aluminum Borosilicate (NaFe3Al6(BO3)3Si6O18(OH)4)
Milky Quartz with inclusions
Quartz (Silicon Dioxide, SiO2)
Quartz Druze on Matrix
Silicon Dioxide (SiO2)
Small white mineral fragment
Indeterminate; possibly quartz, calcite, or feldspar
Pink Quartz
Silicon Dioxide (SiO2)
Rose Quartz
Quartz (Silicon Dioxide, SiO2)
Clear Quartz (Faceted Crystal)
Silicon Dioxide (SiO2)