Hematite
Iron(III) oxide (Fe2O3)
mineral
Category
Mineral With Metamorphic Or Sedimentary Host
Browse mineral with metamorphic or sedimentary host specimens identified by the Rock Identifier community.
Pyrite
Iron Sulfide (FeS2)
mineral
Calcite
Calcium Carbonate (CaCO3)
mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Pyrite (Cube variety)
Iron Sulfide (FeS2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Milky or White Quartz)
Silicon Dioxide (SiO2)
mineral
Quartz (Clear Quartz)
Silicon Dioxide (SiO2)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Granite Gneiss
Granitic Gneiss
Metamorphic
Gneiss
Gneissic Metamorphic Rock
metamorphic
Quartz
Quartz (SiO2 - Silicon Dioxide)
Mineral
Gneiss (likely Granitic Gneiss)
Gneiss
metamorphic
Banded Gneiss
Gneiss (high-grade metamorphic silicate rock)
metamorphic
Turquoise
Turquoise (Hydrated copper aluminum phosphate, CuAl6(PO4)4(OH)8·4H2O)
Mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Banded Gneiss
Gneiss (High-grade Regional Metamorphic Rock)
metamorphic
Yellow Calcite
Calcite (Calcium Carbonate, CaCO3)
mineral
Marble
Recrystallized Calcite (CaCO3)
metamorphic
Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Quartz (Clear/Smoky Geode fragment)
Silicon Dioxide (SiO2)
mineral
Iron-stained Quartzite / Chert
Silicon Dioxide (SiO2) with Hematite/Limonite impurities
metamorphic
Pyrite
Iron Disulfide (FeS2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Kyanite
Kyanite (Al2SiO5)
mineral
Hematite
Iron(III) oxide (Fe2O3)
mineral
Quartz (Raw Chunk)
Silicon Dioxide (SiO2)
mineral
Granitic Gneiss
Gneiss (containing Potassium Feldspar and Quartz)
metamorphic
Emerald
Beryl (Be3Al2(SiO3)6) with Chromium/Vanadium impurities
mineral
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
mineral
Quartz Crystal (specifically a Double-Terminated variety)
Silicon Dioxide (SiO2) - Low Quartz
mineral
Quartz (Milky Quartz vein fragment)
Silicon Dioxide (SiO2)
mineral
Gneiss
Gneiss
metamorphic
Epidote
Epidote ({Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH))
mineral
Milky Quartz (Gold-bearing Prospecting Specimen)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Clear)
Silicon Dioxide (SiO2)
mineral