Quartz Druzy on Matrix
Silicon Dioxide (SiO2)
Category
Browse mineral on sedimentary rock specimens identified by the Rock Identifier community.
Quartz Druzy on Matrix
Silicon Dioxide (SiO2)
Sandstone pebble
Clastic sedimentary rock (primarily SiO2)
Sandstone (with Iron concretions/staining)
Arenite (composed primarily of Quartz and Feldspar with Iron Oxide cement)
Sandstone (Siltstone or Fine-grained)
Clastic sedimentary rock (primarily SiO2)
Sandstone
Clastic sedimentary rock (primarily SiO2)
Sandstone
Sedimentary Rock (Quartz arenite)
Sandstone Pebble
Sandstone (Siliciclastic Sedimentary Rock)
River Pebble (Sandstone)
Clastic Sedimentary Rock (Sandstone)
Sandstone
Sedimentary Rock (Quartz arenite / Lithic sandstone)
Geode (Unopened)
Silicon Dioxide (SiO2) in sedimentary host rock
Alabaster
Gypsum (Calcium Sulfate Dihydrate, CaSO4·2H2O)
Sandstone
Arenite (primarily SiO2)
Sandstone
Sandstone (Arenite)
Sandstone (Quartzose)
Arenite (composed primarily of SiO2)
Sandstone
Arenite (primarily SiO2 with various cementing agents)
Sandstone
Quartzose Sandstone / Lithic Sandstone
Sandstone
Sandstone (SiO2-rich detrital sedimentary rock)
Shale with Trace Fossils
Fissile mudrock (Shale)
Quartz-Veined Sandstone
Quartz-veined Arenite
Banded sandstone pebble
Lithic or quartz-rich sandstone; exact composition requires testing
Quartz Geode
Silicon Dioxide (SiO2)
Fossilized Shell
Invertebrate fossil (Bivalvia or Brachiopoda)
Sandstone
Sedimentary Rock (Quartz Sandstone)
Blue Chalcedony (likely dyed Agate)
Silicon Dioxide (SiO₂)
River Stones (Quartzite and Sandstone)
Quartzite / Sedimentary Rock (SiO2 dominant)
Sandstone (likely Arkosic or Ferruginous)
Arenite (SiO2 with iron oxides or feldspar)
Sandstone
Quartzose Sandstone (Sedimentary Rock)
Sandstone
Sedimentary Rock (Quartz arenite)
Sandstone (Ferruginous)
Arenite with Iron Oxide staining (Fe2O3)
Sandstone
Arenite (Sandstone)
Quartz Geode (Citrine or Iron-stained Quartz)
Silicon Dioxide (SiO2)
Sandstone (Water-worn Pebble)
Clastic Sedimentary Rock (primarily SiO2)
Sandstone (Quartzose)
Sandstone (clastic sedimentary rock, primarily SiO2)
Sandstone (Quartzose)
Arenite (primarily SiO2)
Sandstone
Sedimentary Rock (Quartz Sandstone)
Gossanous Sandstone (likely Terrestrial)
Arenite with Iron-Oxide inclusions
Sandstone (likely Graywacke or Arkosic varieties)
Arenite (composed primarily of SiO2)
Sandstone
Arenite (SiO2 primarily)
Sandstone (with Iron Staining)
Sandstone (mainly Quartz, SiO2, with Iron Oxides like Goethite/Hematite)
Gneiss
Foliated Metamorphic Rock
Clear Quartz
Silicon dioxide (SiO2)
Quartz Crystal Point
Silicon Dioxide (SiO2)