Red Jasper
Silicon Dioxide (SiO2) with Hematite inclusions
mineralological variety
Category
Mineralological Variety
Browse mineralological variety specimens identified by the Rock Identifier community.
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Red Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
mineralological
Red Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
mineralological
Red Jasper
Quartz (Silicon Dioxide) with Iron Oxide impurities (Fe2O3)
mineralological specimen
Tiger's Eye
Pseudomorph of Quartz after Crocidolite (SiO2)
mineralological specimen
Red Jasper
Silicon Dioxide (SiO2) with Iron inclusions
mineralological specimen
Nephrite Jade
Nephrite
Mineral/Rock
Satin Spar (Gypsum)
Calcium Sulfate Dihydrate (CaSO4·2H2O)
mineral
Tiger's Eye (Multicolor/Variegated)
Pseudomorph of Quartz after Crocidolite (SiO2 with iron oxides)
mineral
Jasper
Microcrystalline Quartz (SiO2)
Sedimentary/Mineral
Jasper
Silicon dioxide (SiO2)
sedimentary
Mixed Gemstone and Mineral Collection
Mixed Silica and Carbonate minerals (SiO2, CaSO4·2H2O, etc.)
mineral
Chert
Microcrystalline or cryptocrystalline quartz (SiO2)
sedimentary
Red Jasper or Iron-stained Quartz
SiO2 with Fe impurities
mineral
Gypsum (variety Selenite or Alabaster)
Calcium sulfate dihydrate (CaSO4·2H2O)
Mineral
Blue sapphire ring
Corundum, aluminum oxide (Al₂O₃), blue variety colored mainly by iron and titanium
gemstone
Red Jasper
Silicon Dioxide (SiO2) - variety Jasper
mineral
Polished orbicular jasper (likely ocean jasper)
Silicified microcrystalline quartz (SiO₂), with iron-oxide and other mineral inclusions; exact variety cannot be confirmed from the image
mineral
Agate
Cryptocrystalline quartz (SiO2)
Mineral
Agate
SiO2
mineral
White Quartz Star
Silicon Dioxide (SiO2)
mineral
Jasper
SiO2
Sedimentary
Chert (Jasper)
Silicon Dioxide (SiO2)
sedimentary
Yellow Jasper with Hematite
Silicon Dioxide (SiO2) with Iron Oxide (Fe2O3) inclusions
sedimentary
Banded Calcite (Mexican Onyx)
Calcium Carbonate (CaCO3)
sedimentary
Ocean Jasper
SiO2
mineral
Chert
Silicon dioxide (SiO2) - Microcrystalline quartz
sedimentary
Chert (Chalcedony/Quartz)
Microcrystalline Silicon Dioxide (SiO2)
sedimentary
Poppy Jasper
Silicon Dioxide (SiO2) with Hematite and Iron Oxide inclusions
sedimentary
Jasper
Silicon dioxide, SiO2
Mineral
Raw aquamarine (likely beryl)
Beryl, Be₃Al₂Si₆O₁₈; blue color from iron impurities
mineral
Red jasper (likely tumbled)
Jasper, microcrystalline quartz/chalcedony (SiO₂), colored mainly by iron oxides
mineral
Yellow Jasper
Silicon dioxide (SiO2)
mineral
Polished jasper pebble
Jasper, microcrystalline quartz (SiO₂) with iron-oxide inclusions
mineral
Polished orbicular jasper (likely ocean jasper)
Silica-rich microcrystalline quartz/chalcedony, SiO₂; precise variety uncertain from the photo
mineral
Red Jasper
Silicon Dioxide with Iron Oxide inclusions (SiO2 + Fe2O3)
sedimentary
Tumbled red-brown stone, likely jasper
Jasper, microcrystalline quartz (SiO₂), probably iron-oxide-bearing chert
mineral
Tumbled brown jasper (likely brecciated jasper)
Microcrystalline quartz/chalcedony, SiO₂, with iron-oxide and other mineral inclusions
mineral
Yellow jasper (likely iron-stained chalcedony)
Microcrystalline quartz, SiO₂, commonly colored by iron oxides/hydroxides
mineral
Zebra Jasper
Banded microcrystalline quartz (SiO2)
sedimentary
Imperial Topaz
Aluminum Silicate Fluoride Hydroxide Al2SiO4(F,OH)2
mineral
Yellow Jasper (Chert)
Silicon Dioxide (SiO2) with iron oxide inclusions
sedimentary