Sandstone (Quartz Sandstone)
Arenite (SiO2 based)
Category
Browse sedimentary (if natural jasper) or artificial (if slag) specimens identified by the Rock Identifier community.
Sandstone (Quartz Sandstone)
Arenite (SiO2 based)
Sandstone
Arenite (SiO2 primarily)
Sandstone (Lithic Wacke)
Clastic sedimentary rock (primarily SiO2 with rock fragments)
Sandstone (lithic wacke)
Arenite / Lithic Wacke (mostly SiO2 with rock fragments)
Sandstone
Arenite (SiO2 primarily)
Sandstone
Arenite (primarily SiO2)
Sandstone
Arenite (predominantly Quartz Sandstone)
Sandstone (likely Arkosic)
Arenite (SiO2 with KAlSi3O8)
Sandstone
Arenite (primarily SiO2)
Sandstone (Ferruginous)
Sandstone (primarily SiO2 with iron oxide cement Fe2O3)
Sandstone
Arenite
Sandstone (likely Quartzose Sandstone)
Clastic Sedimentary Rock (primarily SiO2)
Sandstone
Arenite (primarily SiO2)
Jasper
Microcrystalline Quartz (SiO2)
Jasper
Microcrystalline Quartz (SiO2)
Jasper
Microcrystalline Quartz (SiO2)
Jasper
Microcrystalline Quartz (SiO2)
Jasper
Microcrystalline Quartz (SiO2)
Yellow Jasper
Silicon Dioxide (SiO2) with hydrated iron oxide impurities (Goethite or Limonite)
Orbicular Jasper (Ocean Jasper or Poppy Jasper variant)
Silicon Dioxide (SiO2) with various inclusions
Jasper
Jasper (Silicon Dioxide, SiO2)
Jasper Agate (Carnelian Jasper)
Silicon Dioxide (SiO2) with iron oxide inclusions
Collection of Minerals and Ores
Various (e.g., Uraninite (U3O8), Carbon (C), Native Gold (Au), Hematite (Fe2O3), Galena (PbS), etc.)
Fossiliferous Limestone with Crinoid Stem
Sedimentary Rock with Echinodermata fossil fragment
Hag Stone
Flint / Chert / Limestone concretion with a natural hole
Jasper
Jasper (a variety of Chalcedony, SiO2)
Red Jasper (River Pebble)
Silicon Dioxide (SiO2) with iron oxide inclusions
Jasper
Microcrystalline Quartz (SiO2)
Jasper
Silicon Dioxide (SiO2)
Dalmatian Jasper
Peralkaline Quartz-Feldspar Porphyritic Rock (Dalmatian Stone)
Puddingstone
Conglomerate (Jasper Conglomerate)
Jasper
Microcrystalline Quartz (SiO2)
Sandstone with Quartz Sphere
Arenite (SiO2-rich sedimentary rock) with Quartzite/Rose Quartz sphere
Yellow Jasper (Chert)
Silicon Dioxide (SiO2)
Rose quartz heart
Quartz, silicon dioxide (SiO₂), pink variety
Zebra Jasper
Banded microcrystalline quartz (SiO2)
Granite Pebble
Intrusive Igneous Rock
Jasper
Microcrystalline Quartz (SiO2)
Shale
Shale (Lutite)
Shale
Fissile mudstone (rich in clay minerals and quartz)
Red Sandstone Pebble
Sedimentary quartz sandstone
Polished orbicular jasper (likely ocean jasper)
Silicified volcanic rock; chiefly microcrystalline quartz (SiO₂), with feldspar and iron-rich alteration minerals