Lepidolite
Lepidolite [K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2]
Category
Browse granite specimens identified by the Rock Identifier community.
Lepidolite
Lepidolite [K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2]
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Quartz (Beach Pebble)
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Bauxite
Bauxite (Al2O3·nH2O)
Milky Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
River Pebble (Likely Quartzite or Gneiss)
Metamorphosed Silicate Rock (primarily SiO2)
Quartz with Mica
Silicon Dioxide (SiO2) with Phyllosilicates (Mica)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz Pebble
Silicon Dioxide (SiO2)
Smoky Quartz
Smoky Quartz (Silicon Dioxide - SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Gneiss
Gneiss (High-grade Metamorphic Rock)
Diorite (Spotted)
Diorite (Intrusive igneous rock)
Banded Gneiss
Gneiss (High-grade regional metamorphic rock)
Gneiss
Gneiss (High-grade metamorphic rock)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Gneiss
Gneiss
Gneiss
Gneiss
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Smoky Quartz
Silicon Dioxide (SiO2) with aluminum impurities and natural irradiation
Pegmatite (White Granite variant)
Pegmatitic Granite (Quartz and Feldspar rich)
Quartz (Crystalline Cluster)
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Quartz (Milky or Pink-tinged)
Silicon Dioxide (SiO2)
Milky Quartz
Crystalline Silicon Dioxide (SiO2)
Ferruginous Quartz
Silicon Dioxide (SiO2) with Hematite/Limonite impurities
Clear Quartz
Silicon Dioxide (SiO2)
Basalt Pebble
Basalt (Aphanitic Mafic Igneous Rock)
White Marble (Industrial/Architectural)
Recrystallized Calcite (CaCO3)
Gold-Bearing Quartz
Silicon Dioxide with Native Gold (SiO2 + Au)
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Chert / Quartz Pebble
Silicon Dioxide (SiO2) - Microcrystalline Quartz
Smoky Quartz
Smoky Quartz (SiO2 - Silicon Dioxide with aluminum impurities)
Diorite (or salt-and-pepper granite pebble)
Phaneritic Igneous Rock (Intermediate Composition)
Feldspar (Orthoclase)
Potassium Feldspar (KAlSi3O8)
Orthoclase Feldspar
Potassium Aluminum Silicate (KAlSi3O8)
Gabbro
Gabbro (mafic intrusive rock)