Coarse-grained Jasper or Jasper Conglomerate
Silicon Dioxide with Iron Oxide (SiO2) + Fe2O3
sedimentary
Category
Sedimentary Rock (Possibly Conglomerate Or Breccia With A Quartz Vein)
Browse sedimentary rock (possibly conglomerate or breccia with a quartz vein) specimens identified by the Rock Identifier community.
Learn about Sedimentary Rock (Possibly Conglomerate Or Breccia With A Quartz Vein) in the encyclopedia
View all →
Dragon Vein Agate
Silicon dioxide / Chalcedony (with heat/dye treatment) SiO2
gemstone
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz / Quartzite
Silicon Dioxide (SiO2)
mineral
Milky Quartz (Quartz Vein)
Silicon Dioxide (SiO2)
mineral
Quartz Vein in Metamorphic Rock
Silicon Dioxide (SiO2) within Metasedimentary host
metamorphic
Quartz (likely Yellow/Orange variety, possibly Citrine or Chalcedony with iron staining)
Quartz (SiO₂)
Mineral
Quartz Vein on Matrix
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Gabbro (likely with Pyrite/Sulfide mineralization)
Mafic Intrusive Igneous Rock
igneous
Quartz Crystal
Silicon Dioxide (SiO2)
mineral
Chalcedony (including Carnelian and Agate variants)
Silicon Dioxide (SiO2)
mineral
Quartz (Smoky or Clear variety with inclusions)
Silicon Dioxide (SiO2)
mineral
Weathered quartz-rich rock fragment
Indeterminate; possibly weathered granite, quartzite, or rhyolite
igneous
Polished basalt with a quartz vein
Basalt, cut by milky quartz (SiO₂)
igneous
Clear Quartz (Cut/Faceted Gemstone)
Silicon Dioxide (SiO2)
gemstone
Quartzite with Quartz Vein
Quartzite (SiO2)
metamorphic
White quartz in dark matrix (likely quartz-bearing breccia or polished composite specimen)
Quartz, SiO₂, in an unidentified dark silicate matrix
mineral
Orange Quartzite (River Pebble)
Quartzite (SiO2 with iron oxide inclusions)
metamorphic
Gneiss (with Quartz-Feldspar vein)
Gneiss (high-grade metamorphic rock) containing Quartz (SiO2) and Feldspar (KAlSi3O8 – NaAlSi3O8 – CaAl2Si2O8)
metamorphic
Chert (with Quartz Vein)
Microcrystalline Quartz (SiO2)
sedimentary
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartz Vein in Host Rock
Silicon Dioxide (SiO2)
mineral / metamorphic
White Quartz (Milky Quartz)
Quartz (Silicon Dioxide - SiO2)
mineral
Tumbled quartz-rich rock, likely milky quartz with feldspar
Quartz (SiO₂), probably with feldspar and minor iron-oxide inclusions
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Schist with Quartz Vein
Mica Schist with SiO2 vein
metamorphic
Conglomerate with Native Copper
Clastic Sedimentary Rock with Native Copper (Cu)
sedimentary
Polished agate geode
Chalcedony (microcrystalline quartz, SiO₂) with quartz druse crystals
mineral
Sandstone with Quartz Veining
Arenite with SiO2 veins
sedimentary
Sulfide Ore (likely Galena and Sphalerite in Quartz)
Lead-Zinc Ore (PbS and ZnS)
mineral
Smoky Quartz
SiO2 (Silicon Dioxide)
Mineral
Quartz with Hematite Staining
Silicon Dioxide (SiO2) with Ferric Oxide (Fe2O3) inclusions
mineral
Quartz-Veined Gneiss or Metamorphic Rock with Quartz Veins
Quartz-veined metamorphic rock (Silicate mineral assemblage)
metamorphic
Wishing Stone (Gneiss or Basalt with Quartz Vein)
Gneiss or Metabasalt (with a Quartz or Calcite intrusion)
metamorphic
River Rock
Sedimentary Rock (various compositions)
sedimentary
Quartz Vein Outcrop
Silicon Dioxide (SiO2)
mineral
Limestone with Fossil Inclusion
Calcium Carbonate (CaCO3)
sedimentary
Quartz Vein with Iron Staining
Silicon Dioxide (SiO2) with limonite/hematite staining
mineral
Quartz / Calcite Pebble
SiO2 (Quartz) or CaCO3 (Calcite)
mineral
Chert (Flint variety)
Chert (SiO2)
sedimentary
Schist with Quartz
Mica Schist (contains Muscovite/Biotite and Quartz SiO2)
metamorphic