Vesicular Basalt (River Pebble)
Vesicular Basalt
igneous
Category
Mineral (Silicate Variety)
Browse mineral (silicate variety) specimens identified by the Rock Identifier community.
Larimar and Fossil Coral
Pectolite (NaCa2Si3O8(OH)) and Hexagonaria/Petoskey Stone
mineral and sedimentary
Jasper (yellow/cream variety)
SiO₂ (Cryptocrystalline Quartz)
Sedimentary
Amethyst (Chevron or Banded variety)
Silicon Dioxide (SiO2) with iron impurities
mineral
Quartz (in a rock matrix)
Quartz (SiO2)
mineral
Citrine
Quartz (SiO₂)
mineral
Quartz
Quartz (SiO₂ - Silicon Dioxide)
Mineral
Conglomerate
Conglomerate rock
sedimentary
Jasper Conglomerate
Jasper Conglomerate (SiO2 matrix with varying mineral inclusions)
sedimentary
Quartz (Milky and Smoky variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Cloudy Variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky or Druzy variety)
Silicon Dioxide (SiO2)
mineral
Puddingstone
Conglomerate
sedimentary
Fuchsite
Fuchsite (a variety of Muscovite mica, K(Al,Cr)2(AlSi3O10)(OH)2)
mineral
Peridot (Olivine)
Olivine, (Mg,Fe)2SiO4
Mineral
Sandstone (Quartzose)
Arenite (SiO2 principal)
sedimentary
Amethyst (Pale/Lavender variety)
Silicon Dioxide (SiO2)
mineral
Amethyst (Agate/Chalcedony variety)
Silicon Dioxide (SiO2) with iron impurities
mineral
Chalcedony (Agate/Quartz variety)
Cryptocrystalline Quartz (SiO2)
mineral
Quartz (Smoky/Milky variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Crystalline variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Translucent/Rose variety)
Silicon Dioxide (SiO2)
mineral
Chalcedony (Carnelian/Agate variety)
Silicon Dioxide (SiO2) with trace hematite/iron impurities
mineral
Quartz (Smoky/Grey Variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Drusy/Crystalline variety)
Silicon Dioxide (SiO2)
mineral
Chalcedony (Pink/Gray variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Orangey-white variety)
Silicon Dioxide (SiO2)
mineral
Banded Agate (Onyx Variety)
Silicon Dioxide (SiO2) - Cryptocrystalline Quartz
mineral
Chalcedony (Agate/Chert variety)
Silicon Dioxide (SiO₂)
mineral
Quartz (Peach/Orange variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky or Clear variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Clear variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Chert/Chalcedony variety)
Silicon Dioxide (SiO2)
mineral
Amethyst (Chevron or Banded variety)
Silicon Dioxide with Iron impurities (SiO2)
mineral
Quartz (Smoky/Milky variety)
Silicon Dioxide (SiO2)
mineral
Amber (Dark/Black Variety)
Succinite (Resinite), C10H16O
mineral
Quartz (Smoky/Grey variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Clear variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Yellowish variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Crystal variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky or Cloudy variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Clear variety)
Silicon Dioxide (SiO2)
mineral