Emerald In Matrix
Beryl (Be3Al2Si6O18) with Chromium/Vanadium impurities
mineral
Category
Mineral; Variety Of Quartz
Browse mineral; variety of quartz specimens identified by the Rock Identifier community.
Tree Agate
Silicon Dioxide (SiO2)
mineral
Chert (Jasper variety)
Microcrystalline Quartz (SiO2)
sedimentary
Green Onyx (Banded Calcite)
Travertine (CaCO3 - Calcium Carbonate)
sedimentary
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
mineral
Chalcedony (Botryoidal)
Silicon Dioxide (SiO2)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Amethyst (Chevron Amethyst/Dream Amethyst)
Silicon Dioxide (SiO2) with trace Iron impurities
mineral
Rough Ruby
Corundum (Al2O3) with Chromium traces
mineral
Jasper (Red/Brown Variety)
Jasper (Silicon Dioxide, SiO2 plus Iron Oxide impurities)
sedimentary
Quartz (possibly Citrine or Smoky Quartz variety)
Silicon Dioxide (SiO2)
mineral
Amazonite
Amazonite (KAlSi3O8 - a variety of Microcline Feldspar)
Mineral
Quartz (Translucent/Rose variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky or Clear variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Crystal variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Clear variety)
Silicon Dioxide (SiO2)
mineral
Yellow Quartz Pebble
Quartz (Silicon Dioxide - SiO2)
mineral
Banded Jasper (Carnelian Jasper)
Silicon Dioxide (SiO2) with Iron Oxide inclusions
sedimentary
Quartz Pebble (Chert/Chalcedony variety)
Silicon Dioxide (SiO2)
sedimentary
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of Titanium, Iron, or Manganese
mineral
Green Jasper
Jasper (variety of Microcrystalline Quartz, SiO2)
sedimentary
Tree Agate (Dendritic Agate)
Silicon Dioxide (SiO2) with Manganese/Iron inclusions
mineral
Rose Quartz
Silicon Dioxide with trace elements (SiO2 + Ti, Fe, or Mn)
mineral
Clear Quartz (beads in a bracelet)
Quartz (SiO2)
Mineral
Jasper (specifically Fancy or Polychrome Jasper)
Silicon Dioxide (SiO2) - Chalcedony
Sedimentary
Banded Agate (Yellow Agate)
Silicon Dioxide (SiO2)
mineral
Blue Sphalerite (likely dyed or treated Druzy Quartz/Agate)
Zinc Sulfide (ZnS) or Silicon Dioxide (SiO2) with trade-name enhancement
Mineral
Mixed Chalcedony and Jasper Bracelet (possibly 'Ocean Jasper' or similar banded variety for brown beads, and blue/grey Chalcedony for the translucent beads)
Chalcedony (SiO2), Jasper (SiO2 with impurities)
Mineral (specifically a cryptocrystalline variety of Quartz)
Granite
Granite (composed primarily of Quartz SiO2, Feldspar (KAlSi3O8), and Mica)
igneous
Brown Jasper
Jasper (a cryptocrystalline variety of Quartz, SiO2)
Mineral, specifically a variety of Quartz
Chrysocolla in Quartz (Gem Silica)
Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O (Chrysocolla) / SiO2 (Quartz)
mineral
Red Jade (Dyed Quartzite)
Silicon Dioxide (SiO2) - variety Quartzite
metamorphic
Chalcedony (River Stone)
Microcrystalline Quartz (SiO2)
mineral
Red Jasper
Jasper (Silicon Dioxide) - SiO2
mineral
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
mineral
Milky Quartz (Ferruginous variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Smoky variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Smoky variety)
Silicon Dioxide (SiO2)
mineral
Carnelian (Banded Agate)
Carnelian Chalcedony (SiO2)
mineral
Tumbled Stones (various)
Mixed Silica-based Minerals (primarily Quartz and Chalcedony)
mineral
Gray Quartz (Tumbled)
Silicon Dioxide (SiO2)
mineral
Carnelian
Carnelian (SiO2 - Silicon Dioxide)
mineral