Blue Tiger's Eye
Riebeckite (crocidolite variety)
Category
Browse mineral, variety of quartz specimens identified by the Rock Identifier community.
Blue Tiger's Eye
Riebeckite (crocidolite variety)
Quartz (Variety: Rock Crystal Cluster)
Silicon Dioxide (SiO2)
Blue Quartz
Silicon Dioxide (SiO2) with inclusions
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz Pebble
Silicon Dioxide (SiO2)
Polished Agate (Yellow/Grey Agate Pendant)
Silicon Dioxide (SiO2)
Lake Superior Agate
Quartz (Variety: Agate, SiO2)
Agate (within host rock)
Agate (Quartz variety SiO2)
Dyed Pink Agate Slice
Cryptocrystalline variety of Quartz (SiO2)
Amethyst
Amethyst (variety of Quartz, SiO2)
Green Aventurine
Aventurine (a variety of Quartz, SiO2)
Amethyst
Amethyst (variety of Quartz, SiO2)
Amethyst
SiO2 (Amethyst is a variety of Quartz)
Amethyst
Amethyst (variety of Quartz, SiO2)
Amethyst
Amethyst (a variety of Quartz, SiO2)
Red Jasper
Jasper (a variety of Quartz, SiO2)
Green Aventurine
Quartz variety (SiO2 with inclusions)
Blue Lace Agate
Cryptocrystalline variety of Quartz (SiO2)
Green Aventurine
Aventurine (a variety of Quartz, SiO2)
Amethyst
Amethyst is a variety of Quartz (SiO₂)
Amethyst Geode/Cluster
Quartz (SiO2) - variety Amethyst
Milky Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz Geode/Cluster
Quartz (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Quartz (SiO2, Silicon Dioxide)
Yellow chalcedony (likely lemon quartz or citrine)
Cryptocrystalline silica, SiO₂; possible quartz variety
Raw Corundum (Sapphire/Ruby variant)
Aluminum oxide (Al2O3)
Quartz (Clear Quartz / Rose Quartz)
Silicon Dioxide (SiO2)
Yellow jasper (likely iron-stained chert or quartzite)
Microcrystalline quartz, SiO₂, colored by iron oxides/hydroxides
Tumbled amethyst
Quartz, purple variety; silicon dioxide (SiO₂), colored mainly by iron impurities and irradiation
Gray chalcedony (microcrystalline quartz)
Chalcedony, SiO₂; likely common gray/blue-gray variety
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Amethyst
Amethyst (SiO2 with iron impurities)
Milky Quartz
Silicon Dioxide (SiO2)
Yellow Jasper
Chalcedony (SiO2 with iron oxide inclusions)
Smoky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Crystalline Silicon Dioxide (SiO2)