Dalmatian Jasper (Dalmatian Stone)
Perthitic feldspar with Arfvedsonite inclusions
Category
Browse sedimentary (microcrystalline quartz) specimens identified by the Rock Identifier community.
Dalmatian Jasper (Dalmatian Stone)
Perthitic feldspar with Arfvedsonite inclusions
Amethyst Lace Agate / Banded Amethyst
Silicon Dioxide (SiO2) with Fe3+ impurities
Chalcedony on Matrix (Botryoidal Agate)
Silicon Dioxide (SiO2)
Quartz (Pale Rose or Milky Variety)
Silicon Dioxide (SiO2)
Quartz
Quartz (SiO₂)
Orange Quartz (Tangerine Quartz)
Silicon Dioxide (SiO2) with Hematite inclusions
Quartzite Pebble
Metamorphosed Sandstone (mainly SiO2)
Quartz (possibly milky quartz)
Quartz (Silica; SiO₂)
Quartzite
Metamorphic Quartzite (SiO2)
Quartzite
Metamorphosed Quartz Sandstone (SiO2)
Quartzite
Quartzite (SiO2)
Quartzite
Quartzite (primarily SiO2)
Quartzite
Quartzite (SiO2)
Quartzite
Quartzite (SiO2)
Quartzite
Quartzite (SiO2)
Quartzite
Quartzite (primarily SiO2)
Quartzite (Tumbled Pebble)
Quartzite (SiO2)
Quartzite
Quartzite (primarily SiO2)
Red Jasper (beads)
SiO₂ (Silicon Dioxide)
Quartzite
Quartzite (SiO2)
Quartzite (Ferruginous)
Recrystallized Quartz (SiO2) with Iron Oxide inclusions
Quartzite
Quartzite (primarily SiO2)
Banded Agate
Chalcedony (SiO2) with microcrystalline quartz
Banded Agate
Microcrystalline Quartz (SiO2) with impurities
Quartzite
Quartzite (SiO2)
Quartzite
Quartzite (SiO2)
Quartzite
Quartzite (SiO2)
Jasper (likely a variety of Brecciated Jasper or a patterned variety)
Silicon dioxide (SiO2)
Moqui Marble (Shaman Stone)
Iron Oxide Concretion (composed primarily of Quartz sand with Hematite/Goethite shell)
Quartzite
Quartzite (SiO2)
Quartzite
Quartzite (SiO2)
Quartzite
Quartzite (SiO2)
Quartzite
Quartzite (SiO2)
Yellow Quartzite Pebble
Quartzite (primarily SiO2)
Chert / Flint
Chert (varietal name for microcrystalline quartz). Chemical formula: SiO₂
Quartz (Milky or Common Quartz)
Silicon Dioxide (SiO2)
Crazy Lace Agate
Agate (Chalcedony - SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Quartz Vein in Host Rock (clastic sediment)
Silicon Dioxide (SiO2) in matrix
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)