Rock Identifier

Category

Mineral; Variety Of Quartz

Browse mineral; variety of quartz specimens identified by the Rock Identifier community.

Sandstone (Stream-rounded) (Arenite (SiO2 based)) — sedimentary

Sandstone (Stream-rounded)

Arenite (SiO2 based)

Yellow Quartz (Citrine/Lemon Quartz) (Silicon Dioxide (SiO2)) — mineral

Yellow Quartz (Citrine/Lemon Quartz)

Silicon Dioxide (SiO2)

Chalcedony (Botryoidal Agate vein) (Chalcedony (Microcrystalline Quartz) - SiO2) — mineral

Chalcedony (Botryoidal Agate vein)

Chalcedony (Microcrystalline Quartz) - SiO2

Amethyst (Quartz Variety) (Amethyst (Silicon Dioxide - SiO2 with ferric iron impurities)) — mineral

Amethyst (Quartz Variety)

Amethyst (Silicon Dioxide - SiO2 with ferric iron impurities)

Ametrine (SiO2 (silicon dioxide)) — Mineral

Ametrine

SiO2 (silicon dioxide)

Quartz (Silicon Dioxide (SiO2)) — Mineral

Quartz

Silicon Dioxide (SiO2)

Agate (Silicon Dioxide (SiO2) - Chalcedony variant) — mineral

Agate

Silicon Dioxide (SiO2) - Chalcedony variant

Ocean Jasper (Orbicular Jasper (Silicon Dioxide, SiO2)) — mineral

Ocean Jasper

Orbicular Jasper (Silicon Dioxide, SiO2)

Smoky Quartz (Smoky Quartz (Silicon Dioxide, SiO2)) — mineral

Smoky Quartz

Smoky Quartz (Silicon Dioxide, SiO2)

Jasper with Quartz vein (Silicon Dioxide (SiO2) - Microcrystalline Quartz) — sedimentary

Jasper with Quartz vein

Silicon Dioxide (SiO2) - Microcrystalline Quartz

Quartz (Float/Abraded) (Quartz (SiO₂)) — Mineral

Quartz (Float/Abraded)

Quartz (SiO₂)

Yellow Quartz (Citrine or Yellow Chalcedony) (Silicon Dioxide (SiO2)) — mineral

Yellow Quartz (Citrine or Yellow Chalcedony)

Silicon Dioxide (SiO2)

Amethyst (variety of Quartz) (SiO2 (Silicon Dioxide)) — Mineral

Amethyst (variety of Quartz)

SiO2 (Silicon Dioxide)

Fuchsite in Quartz (Aventurine Quartz) (K(Al,Cr)2(AlSi3O10)(OH)2 (Fuchsite) + SiO2 (Quartz)) — metamorphic

Fuchsite in Quartz (Aventurine Quartz)

K(Al,Cr)2(AlSi3O10)(OH)2 (Fuchsite) + SiO2 (Quartz)

Quartz (Silicon Dioxide (SiO2)) — Mineral

Quartz

Silicon Dioxide (SiO2)

Citrine (SiO2 (Silicon Dioxide)) — Mineral

Citrine

SiO2 (Silicon Dioxide)

Chert (Honey Chert or Chalcedony Pebble) (Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (Honey Chert or Chalcedony Pebble)

Cryptocrystalline Quartz (SiO2)

Smoky Quartz (Smoky Quartz (Silicon Dioxide - SiO2)) — mineral

Smoky Quartz

Smoky Quartz (Silicon Dioxide - SiO2)

Smoky Quartz (Smoky Quartz (Silicon Dioxide, SiO2)) — mineral

Smoky Quartz

Smoky Quartz (Silicon Dioxide, SiO2)

Quartz (Quartz (Silicon Dioxide, SiO2)) — mineral

Quartz

Quartz (Silicon Dioxide, SiO2)

Dalmation Stone (often called Dalmatian Jasper) (Antiperthite-rich Microgranite) — igneous

Dalmation Stone (often called Dalmatian Jasper)

Antiperthite-rich Microgranite

Jasper with Chalcedony (Silicon Dioxide (SiO2)) — mineral

Jasper with Chalcedony

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Granite (Plutonic felsic rock (Quartz, Feldspar, Mica)) — igneous

Granite

Plutonic felsic rock (Quartz, Feldspar, Mica)

Quartz (Milky/Clear variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky/Clear variety)

Silicon Dioxide (SiO2)

Rose Quartz (Quartz (SiO2) with trace elements of titanium, iron, or manganese) — mineral

Rose Quartz

Quartz (SiO2) with trace elements of titanium, iron, or manganese

Massive Quartz (Yellow/Citrine variety) (Silicon Dioxide (SiO2)) — mineral

Massive Quartz (Yellow/Citrine variety)

Silicon Dioxide (SiO2)

Blue Quartz (Dumortierite Quartz) (Quartz (SiO2) with inclusions of Dumortierite (Al7(BO3)(SiO4)3O3)) — mineral

Blue Quartz (Dumortierite Quartz)

Quartz (SiO2) with inclusions of Dumortierite (Al7(BO3)(SiO4)3O3)

Citrine Quartz (Silicon Dioxide (SiO2)) — mineral

Citrine Quartz

Silicon Dioxide (SiO2)

Rose Quartz (Silicon Dioxide (SiO2)) — mineral

Rose Quartz

Silicon Dioxide (SiO2)

Yellow Jasper (Silicon Dioxide (SiO2) with high iron inclusion) — sedimentary

Yellow Jasper

Silicon Dioxide (SiO2) with high iron inclusion

Amazonite (Amazonite (KAlSi3O8, a variety of Microcline)) — mineral

Amazonite

Amazonite (KAlSi3O8, a variety of Microcline)

Sandstone (likely Quartzose Sandstone) (Arenite (SiO2 predominantly)) — sedimentary

Sandstone (likely Quartzose Sandstone)

Arenite (SiO2 predominantly)

Agate (Grey Agate Slice) (Microcrystalline Quartz (SiO2)) — mineral

Agate (Grey Agate Slice)

Microcrystalline Quartz (SiO2)

Red Jasper (Jasper (a cryptocrystalline variety of Quartz, SiO₂)) — Sedimentary Rock

Red Jasper

Jasper (a cryptocrystalline variety of Quartz, SiO₂)

Sedimentary Rock

Dyed Agate Geode (Pink/Magenta) (Silicon Dioxide (SiO2) - variety of Chalcedony/Quartz) — mineral

Dyed Agate Geode (Pink/Magenta)

Silicon Dioxide (SiO2) - variety of Chalcedony/Quartz

Jasper (Jasper (Silica/Quartz) - SiO2) — mineral

Jasper

Jasper (Silica/Quartz) - SiO2

Gray Chert (River Pebble) (Microcrystalline Quartz (SiO2)) — sedimentary

Gray Chert (River Pebble)

Microcrystalline Quartz (SiO2)

Quartz (likely) or a Quartzite Pebble (Silicon dioxide (SiO2) for quartz. If it's quartzite, it's a metamorphic rock primarily composed of quartz.) — Mineral, specifically a detrital grain

Quartz (likely) or a Quartzite Pebble

Silicon dioxide (SiO2) for quartz. If it's quartzite, it's a metamorphic rock primarily composed of quartz.

Mineral, specifically a detrital grain

Yellow Jasper (SiO2 (Silicon Dioxide)) — sedimentary

Yellow Jasper

SiO2 (Silicon Dioxide)

Rose Quartz (Quartz (Silicon Dioxide - SiO2) with trace impurities of Titanium, Manganese, or Iron) — mineral

Rose Quartz

Quartz (Silicon Dioxide - SiO2) with trace impurities of Titanium, Manganese, or Iron

Tiger's Eye (SiO2 (Quartz with inclusion of iron oxides)) — mineral

Tiger's Eye

SiO2 (Quartz with inclusion of iron oxides)