Picture Jasper
Silicon Dioxide (SiO2) with mineral inclusions
sedimentary
Category
Mineral (Silicate Variety)
Browse mineral (silicate variety) specimens identified by the Rock Identifier community.
Carnelian Agate
Silicon Dioxide (SiO2) - variety of Chalcedony
mineral
Amazonite
Tectosilicate (variety of Microcline), K(AlSi3O8)
mineral
Jasper
Jasper (Cryptocrystalline variety of Quartz, SiO2)
sedimentary
Agate (specifically Waterline or Onyx-type Agate)
Silicon Dioxide (SiO2) - variety Chalcedony
mineral
Granite
Phaneritic Felsic Igneous Rock (Granite)
igneous
Black Tourmaline (Schorl)
Schorl (Na(Fe^2+)3Al6(Si6O18)(BO3)3(OH)4)
Mineral
Jasper
Silicon dioxide (SiO2) with impurities
sedimentary
Grey Agate
Silicon Dioxide (SiO2) - variety: Agate/Chalcedony
mineral
Jasper (with Manganese or Iron inclusions)
Silicon Dioxide (SiO2)
sedimentary
Sandstone
Arenite (composed primarily of SiO2)
sedimentary
Quartz (Milky/Smoky variety)
Silicon Dioxide (SiO2)
mineral
Rose Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Basalt
Mafic Igneous Rock
igneous
Dendritic Agate (or Dendritic Opal)
SiO2 (for Agate), SiO2·nH2O (for Opal)
Mineral
Yellow Jasper
Cryptocrystalline Quartz (SiO2)
sedimentary
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Quartz (Chert/Chalcedony variety)
Silicon Dioxide (SiO2)
mineral
Milky Quartz with Iron Inclusions
Silicon Dioxide (SiO2)
mineral
Quartz Pebble (Chalcedony/Agate)
Silicon Dioxide (SiO2)
Mineral
Rose Quartz
Silicon Dioxide (SiO2)
mineral
Smoky Quartz Cluster
Smoky Quartz (Silicon Dioxide - SiO2)
mineral
Labradorite (Feldspar)
Labradorite: (Ca,Na)(Al,Si)4O8
mineral
Quartz / Quartzite
Quartz (Silicon Dioxide, SiO2)
metamorphic
Amethyst (Quartz variety)
Amethyst - SiO2 (Silicon Dioxide with Iron impurities)
mineral
Jade
There are two distinct minerals commonly known as Jade: Nephrite (a calcium magnesium silicate - Ca2(Mg,Fe)5Si8O22(OH)2) and Jadeite (a sodium aluminum silicate - NaAlSi2O6). Based on the image showing a typically softer, more fibrous appearance, it is likely Nephrite.
Mineral
Leopard Skin Jasper
Jasper (Silicon Dioxide with impurities), SiO2
sedimentary
Yellow Chalcedony (Agate Pebble)
Silicon Dioxide (SiO2)
mineral
Sandstone (likely Arkose or Quartz Sandstone)
Arenite (SiO2 principal component)
sedimentary
Quartz with Muscovite Mica
Silicon Dioxide (SiO2) with Potassium Aluminum Silicate Hydroxide Fluoride (KAl2(AlSi3O10)(F,OH)2)
mineral
Yellow Jasper
Silicon Dioxide (SiO2)
sedimentary
Chert (Jasper)
Microcrystalline Quartz (SiO2)
sedimentary
Blue Lace Agate (Banded Chalcedony)
Silicon Dioxide (SiO2) - Microcrystalline Quartz
mineral
Hematite
Hematite (Fe2O3)
mineral
Black Veined Jasper (Spiderweb Jasper)
Silicon Dioxide (SiO2)
sedimentary
Quartz (Agate/Chalcedony variety)
Silicon Dioxide (SiO2)
mineral
Red Jasper
Jasper (a variety of Chalcedony, SiO₂ with iron oxide inclusions)
Mineral
Satin Spar (Selenite)
Gypsum (CaSO4·2H2O)
mineral
Black Onyx (Tumbled)
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
mineral
Jasper
Silicon Dioxide (SiO2)
sedimentary