Jasper containing fossilized inclusions
Silicon Dioxide (SiO2) with trace impurities and biogenic inclusions
sedimentary
Category
Mineral (Specifically A Variety Of Chalcedony, Which Is Microcrystalline Quartz)
Browse mineral (specifically a variety of chalcedony, which is microcrystalline quartz) specimens identified by the Rock Identifier community.
Learn about Mineral (Specifically A Variety Of Chalcedony, Which Is Microcrystalline Quartz) in the encyclopedia
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Red Jasper
Silicon Dioxide (Quartz variety), SiO2
mineral
Tiger's Eye
Quartz (pseudomorph after crocidolite) - SiO2
mineral
Tumbled Quartz (Snow Quartz)
Silicon Dioxide (SiO2)
mineral
Chert (Gray Chalcedony)
Microcrystalline Quartz (SiO2)
sedimentary
Carnelian
Chalcedony (SiO2)
gemstone
Banded Agate (specifically Lake Superior Agate style)
Agate (Cryptocrystalline Quartz, SiO2)
mineral
Yellow Jasper
Microcrystalline Quartz (SiO2)
sedimentary
Jasper
Jasper (Silicon Dioxide, SiO2)
sedimentary
Seam Agate
Agate (Banded variety of Chalcedony, SiO2)
mineral
Chert (specifically Novaculite)
Microcrystalline Quartz (SiO2)
sedimentary
Milky Quartz (with potential inclusion)
Silicon Dioxide (SiO2)
mineral
Polished banded agate, likely moss or dendritic agate
Microcrystalline quartz (chalcedony), SiO₂, with iron/manganese inclusions
mineral
Dyed Blue Agate (Slab)
Agate (Variety of Chalcedony/Microcrystalline Quartz), SiO2
mineral
Quartz (Microcrystalline variety)
Silicon Dioxide (SiO2)
mineral
Iron-stained Quartz / Chalcedony Pebble
Silicon Dioxide (SiO2) with Iron Oxide inclusions
mineral
Jasper (Iron-stained)
Silicon Dioxide (SiO2) with iron oxide inclusions
sedimentary
Carnelian (a variety of Chalcedony)
Silicon Dioxide (SiO2) with iron oxide impurities
mineral
Blue Agate Geode (Dyed)
Cryptocrystalline Quartz (SiO2)
mineral
Tumbled brown jasper (probable)
Microcrystalline quartz/chalcedony, SiO₂, with iron-oxide inclusions
mineral
Rough Chalcedony / Jasper Nodules
Silicon Dioxide (SiO2)
mineral
K2 Jasper (K2 Stone)
Azurite in Granite / Quartzite
metamorphic
Polished brecciated jasper
Jasper (microcrystalline quartz, SiO₂), likely brecciated and iron-stained
metamorphic
Carnelian and White Quartz Bracelet
Silicon Dioxide (SiO2) - specifically Carnelian (Chalcedony) and Rock Crystal/Snow Quartz
mineral
Epidosite with Quartz (Unakite-variant or Jasper)
Epidotized Metasomatite
metamorphic
Yellow Chalcedony (Agate)
Silicon Dioxide (SiO2)
mineral
Jasper
Jasper (Silicon Dioxide, SiO2)
sedimentary
Dendritic Opal (Common Opal)
Amorphous Hydrated Silica (SiO2·nH2O) with Manganese or Iron Oxide inclusions
mineral
Tumbled jasper, likely red/brown jasper
Microcrystalline quartz (chalcedony), SiO₂, colored by iron oxides
metamorphic
Yellow Jasper
Chalcedony (SiO2 with iron oxide inclusions)
sedimentary
Pink chalcedony (pink agate-like quartz)
Microcrystalline quartz, SiO₂ (chalcedony; likely iron-bearing)
mineral
Jasper (Mookaite variety likely)
Silicon Dioxide (SiO2) with iron oxide inclusions
sedimentary
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Chalcedony (specifically Agate or Flint)
Silicon Dioxide (SiO₂)
Mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Ocean Jasper
Orbicular Jasper (Silicon Dioxide, SiO2)
mineral
Jasper containing Agate (Jaspagate)
Silicon Dioxide (SiO2)
sedimentary
Red jasper (likely brecciated jasper)
Microcrystalline quartz/chalcedony, SiO₂, colored mainly by iron oxides
mineral
Dalmatian Stone
Dalmatian Jasper (Aplitic Perthite)
igneous
Green Aventurine
Silicon Dioxide (SiO2) with inclusions of Fuchsite (K(Al,Cr)2AlSi3O10(OH)2)
mineral
Jasper with Quartz Veining
Silicon Dioxide (SiO2) with iron oxide impurities
sedimentary
Jasper with Quartz Druzy
Silicon Dioxide (SiO2)
sedimentary