Ruby Zoisite
Anyolite (Calcium aluminium silicate with Chromium/Corundum inclusions)
Category
Browse mixed (sedimentary, igneous, and metamorphic) specimens identified by the Rock Identifier community.
Ruby Zoisite
Anyolite (Calcium aluminium silicate with Chromium/Corundum inclusions)
Ferruginous Quartz
Quartz (Silicon Dioxide) - SiO2 with Iron Oxide inclusions
Orange Calcite
Calcium Carbonate (CaCO3)
Magnetite
Magnetite (Fe3O4)
Garnet
Garnet (X3Y2(SiO4)3)
Orange Calcite
Calcium Carbonate (CaCO3)
Tumbled quartz-rich stone, likely milky quartz
Quartz (SiO₂), possibly iron-stained milky quartz or quartzite
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Green Calcite
Calcium Carbonate (CaCO3)
Chrysocolla in Matrix
Hydrated copper silicates (Cu2-xAlx(H2-xSi2O5)(OH)4·n(H2O))
Chrysocolla on Quartz
Chrysocolla (Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O) with Quartz (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Moonstone
Orthoclase Feldspar ((K,Na)AlSi3O8)
Epidote with Quartz Vein
Epidote-bearing metamorphic rock with quartz (Ca2(Al,Fe)3(SiO4)3(OH))
Hematite
Iron(III) oxide (Fe2O3)
Quartz
Silicon Dioxide (SiO2)
Orange Calcite
Calcium Carbonate (CaCO3)
Green Opal
Hydrated Silica (SiO2·nH2O)
Quartz
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Quartz crystals on matrix
Silicon dioxide (SiO2)
White Quartz
Quartz (Silicon Dioxide, SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Quartz
SiO2
Tumbled White Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
K-Feldspar (Potassium Feldspar)
Orthoclase / Microcline (KAlSi3O8)
Quartz
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Calcite (with iron oxide staining)
Calcium Carbonate (CaCO3)
Quartz Pebble
Silicon Dioxide (SiO2)
Amethyst and Calcite collection
Silicon Dioxide (SiO2) and Calcium Carbonate (CaCO3)
Clear Quartz
Silicon Dioxide (SiO2)
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (Iron-Stained)
Silicon Dioxide (SiO2)
Colorless Quartz (Rhinestone)
Silicon Dioxide (SiO2)