Garnet (likely Almandine)
Almandine (Fe3Al2(SiO4)3)
mineral
Category
Mineral (Gemstone Variety Of Beryl)
Browse mineral (gemstone variety of beryl) specimens identified by the Rock Identifier community.
Smoky Quartz
Smoky Quartz (Silicon Dioxide - SiO2)
mineral
Yellow Jasper (Iron-stained Chert)
Silicon Dioxide (SiO2) with iron oxide (Limonite/Goethite) inclusions
sedimentary
Jasper Pebble
Tumbled Jasper (Microcrystalline Quartz, SiO2)
sedimentary
Chert / Jasper
Silicon Dioxide (SiO2)
sedimentary
Picture Jasper
Silicon Dioxide (SiO2)
sedimentary
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
mineral
Chert Pebble (Yellow Jasper)
Microcrystalline Quartz (SiO2)
sedimentary
Yellow Jasper
Silicon Dioxide (SiO2)
sedimentary
Orthoclase Feldspar
Orthoclase (KAlSi3O8)
mineral
Fluorite Bracelet (light green beads) and possibly Lavender Jadeite (purple bead)
Fluorite: CaF₂ (Calcium Fluoride); Jadeite: NaAlSi₂O₆ (Sodium Aluminum Silicate)
Mineral for Fluorite; Mineral/Rock for Jadeite (as it's often a rock composed primarily of jadeite mineral)
Rose Quartz
Silicon dioxide (SiO2)
mineral
Carnelian Agate
Silicon Dioxide (SiO₂), a variety of Chalcedony
mineral
Jasper (specifically Chert/Ironstone)
Silicon Dioxide (SiO2) with Iron Oxide (Fe2O3) inclusions
sedimentary
Citrine
Silicon dioxide (SiO2)
mineral
Citrine
Quartz (SiO2) - specifically, a variety of macrocrystalline quartz
mineral
Carnelian
SiO2 (Silicon Dioxide) - Translucent reddish-brown variety of Chalcedony
mineral
Quartz (milky variety)
SiO2 (Silicon Dioxide)
Mineral
Red Jasper
Silicon Dioxide (SiO2) with impure Iron oxides
sedimentary
Mixed Gemstone Collection
SiO2 (Quartz varieties) and Biogenic CaCO3 (Nacre)
mineral
Agate
Silicon Dioxide (SiO2) - variety: Chalcedony
mineral
Smoky Quartz
Quartz (Silicon Dioxide) - SiO2
mineral
Amethyst
SiO2 (Silicon Dioxide) - a variety of Quartz
Mineral
Quartz
Silicon Dioxide (SiO₂)
Mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Flower Agate
Chalcedony (Silicon Dioxide, SiO2) with Opaque Spherulitic Inclusions
mineral
Red Jasper
Silicon Dioxide (SiO2) with Hematite impurities
sedimentary
Chert (Flint)
Chert (SiO2)
sedimentary
Red Jasper
Jasper (Silicon Dioxide, SiO2 with Iron Oxide impurities)
sedimentary
Yellow Jasper
Silicon Dioxide (SiO2) with goethite/iron oxide inclusions
sedimentary
Jasper (Iron-stained Chalcedony)
SiO2 with Fe2O3 (Iron Oxide) impurities
Sedimentary / Mineral (Silica)
Yellow Quartz (Citrine/Lemon Quartz)
Silicon Dioxide (SiO2)
mineral
Pearl (Biogenic Mineral)
Calcium Carbonate (primarily Aragonite) with Conchiolin; CaCO3
mineral
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
mineral
Carnelian (Orange Chalcedony)
Silicon Dioxide (SiO2) - variety of Chalcedony
mineral
Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
sedimentary
Jadeite
Jadeite (NaAlSi2O6)
metamorphic
Chlorastrolite (Greenstone)
Chlorastrolite (Pumpellyite variety), Ca2(Mg,Fe)Al2(SiO4)(Si2O7)(OH)2·H2O
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Garnet (almandine or pyrope variety)
Silicate mineral Group: (Fe, Mg, Mn, Ca)3(Al, Fe, Cr)2(SiO4)3
mineral
Obsidian
Amorphous volcanic glass (70-75% SiO2)
igneous
Rough Garnet (likely Almandine or Pyrope)
Garnet group; Almandine Fe3Al2(SiO4)3 or Pyrope Mg3Al2(SiO4)3
mineral