Moss Agate
Moss Agate (a variety of Chalcedony, SiO ₂)
Mineral (specifically a variety of Chalcedony, which is microcrystalline Quartz)
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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Carnelian (Orange Chalcedony)
Silicon Dioxide (SiO2)
mineral
Red Jasper
Silicon Dioxide (SiO2) with Iron Oxide inclusions
mineral
Chert
Microcrystalline quartz (SiO2)
sedimentary
Carnelian
Carnelian (a variety of Chalcedony, which is a microcrystalline quartz, SiO2)
Mineral (variety of Chalcedony)
Fossil Coral
Hexagonaria (Rugose coral) / Rugosa
fossil
Red Jasper
Silicon Dioxide (SiO2) - variety Jasper
mineral
Red Jasper with Quartz and Hematite
Silicon Dioxide (SiO2) with Ferric Iron inclusions
sedimentary
Yellow Jasper
Silica (Silicon Dioxide, SiO2) with iron inclusions
sedimentary
Dalmation Stone (often called Dalmatian Jasper)
Antiperthite-rich Microgranite
igneous
Chalcedony (Botryoidal Agate vein)
Chalcedony (Microcrystalline Quartz) - SiO2
mineral
Jasper
Silicon Dioxide (SiO2) with impurities (mostly Iron Oxides)
sedimentary
Mixed collection of minerals and rocks (Jasper, Carnelian, Granite, and Quartz)
Silicon Dioxide (SiO2) with varying impurities for silicates and igneous aggregates
igneous, sedimentary, and metamorphic
Blue Lace Agate
Cryptocrystalline variety of Quartz (SiO2)
mineral
Red Jasper Concretion
Cryptocrystalline Quartz (SiO2)
sedimentary
Blue Lace Agate
Silicon Dioxide (SiO₂), a variety of Chalcedony
mineral
Yellow Agate
Silicon Dioxide (SiO2)
mineral
Yellow Jasper
Tectosilicates (SiO2) with Goethite/Iron oxide inclusions
sedimentary
Red Jasper
Silicon Dioxide with Iron Oxide inclusions (SiO2 + Fe2O3)
sedimentary
Leopard Skin Jasper
Chalcedony (cryptocrystalline Quartz)
Mineral
Blue Lace Agate
Silicon dioxide (SiO2) - Chalcedony variety
mineral
Red Jasper
Silicon Dioxide (SiO2) - Microcrystalline Quartz
sedimentary
Yellow Jasper
Silicon Dioxide (SiO2)
sedimentary
Banded Agate
Chalcedony (SiO2 with impurities)
mineral
Black Veined Jasper (Spiderweb Jasper)
Silicon Dioxide (SiO2)
sedimentary
Argetine Blue Agate (Chalcendony variant)
Silicon Dioxide (SiO₂)
mineral
Red Jasper
Jasper (a variety of Chalcedony, SiO₂ with impurities)
Mineral
Blue Lace Agate
Chalcedony (SiO2)
mineral
Weathered agate or chalcedony nodule
Microcrystalline quartz (SiO₂), likely chalcedony/agate
mineral
Yellow Jasper
Silicon Dioxide (SiO2) with iron inclusions
sedimentary
Banded Agate (Polished Slice)
Chalcedony (SiO2) with Quartz
mineral
Agate Nodules
Cryptocrystalline Quartz (SiO2)
mineral
Yellow Jasper
Silicon dioxide (SiO2)
mineral
Tumbled chalcedony (likely milky agate)
Microcrystalline quartz, SiO₂ (chalcedony)
mineral
Ocean Jasper
Orbicular Jasper (variety of Chalcedony/Quartz, SiO2)
sedimentary
Carnelian
Carnelian (SiO2)
mineral
Fancy Jasper
Silicon Dioxide (SiO2) with mineral inclusions
sedimentary
Jasper (Yellow Jasper)
Silicon Dioxide (SiO2) with iron inclusions
sedimentary
Carnelian
Carnelian (a variety of Chalcedony, which is a microcrystalline quartz, SiO₂)
Mineral
Quartz (Agate/Chalcedony variety)
Silicon Dioxide (SiO2)
mineral
Jasper (specifically variegated or swamp jasper beads)
Silicon Dioxide (SiO2) - Cryptocrystalline Quartz
sedimentary
Yellow Jasper
Silicon dioxide (SiO2)
sedimentary