Granite Pebble
Granite (Phaneritic Quartz-Feldspar Plutonic Rock)
igneous
Category
Granite
Browse granite specimens identified by the Rock Identifier community.
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Granite Pebble
Granite (Felsic Plutonic Rock)
igneous
Graphic Granite
Pegmatite (Quartz and Alkali Feldspar intergrowth)
igneous
Granite Pebble
Granite (Phaneritic intrusive igneous rock)
igneous
Pink Granite
Granite (Felsic Plutonic Rock)
igneous
Pink Granite
Phaneritic intrusive igneous rock (Granite)
igneous
Pink Granite
Phaneritic Felsic Igneous Rock
igneous
Granite Porphyry
Phaneritic-Porphyritic Igneous Rock
igneous
Granite Gneiss
Gneiss (High-grade Regional Metamorphic Rock)
metamorphic
Diorite
Phaneritic intermediate plutonic rock
igneous
Red Granite
Phaneritic Plutonic Rock (High Potassium Feldspar)
igneous
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
mineral
Pink Quartz
Silicon Dioxide (SiO2) with trace inclusions
mineral
Smoky Quartz (with Iron Oxidation)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Druzy)
Silicon Dioxide (SiO2)
mineral
Milky Quartz (with Chlorite/Mineral Inclusions)
Silicon Dioxide (SiO2)
mineral
Muscovite Mica
Muscovite - KAl2(AlSi3O10)(OH)2
mineral
Iron-stained Quartz Pebble
Crystalline Silicon Dioxide (SiO2) with Hematite/Limonite staining
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Granite Quartz Blend (Pegmatite or Quartz-rich Granite)
Igneous rock composed primarily of SiO2 (Quartz) with KAlSi3O8 (Feldspar) and (K,Fe,Mg)3(Al,Si4O10)(OH)2 (Biotite)
igneous
Orthoclase Feldspar
Orthoclase (KAlSi3O8)
mineral
Granodiorite
Granodiorite
igneous
Granodiorite (containing Biotite and Quartz)
Granodiorite (Plagioclase-rich phaneritic intrusive rock)
igneous
Granodiorite
Granodiorite
igneous
K2 Stone (or K2 Jasper)
Azurite-in-Granite (Potassium Feldspar, Quartz, Plagioclase, Muscovite, and Azurite)
igneous
Amazonite
Microcline (KAlSi3O8) with lead impurities
mineral
Granite (tumbled pebble)
Granite (Plutonic Igneous Rock)
Igneous Rock
Quartz
Silicon Dioxide (SiO2)
mineral
Granodiorite (River Cobble)
Granodiorite (contains Quartz, Plagioclase Feldspar, Biotite Mica)
igneous
Granite with Quartz inclusion
Granite (Mainly SiO2, KAlSi3O8, NaAlSi3O8)
igneous
Granodiorite Pebble
Granodiorite
igneous
Granite Water-Worn Pebble
Phaneritic Felsic Igneous Rock
igneous
Granite Water-Worn Pebble
Felsic intrusive igneous rock (Granite)
igneous
Feldspar-rich Granite (Pink Granite)
Phaneritic Felsic Igneous Rock
igneous
Pink Granite / Gneiss
Felsic Plutonic Rock (Granite) with Gneissic banding
igneous / metamorphic
Granite Sand and Gravel Mix
Phaneritic Felsic Igneous Plutonic Assemblage
igneous
Banded Rhyolite (or Gray Shale pebble)
Rhyolite (SiO2 with minor impurities)
igneous
Granite Pebble
Felsic Plutonic Rock (primarily Quartz, Feldspar, and Mica)
igneous
Porphyritic Rhyolite
Porphyritic Rhyolite (SiO2)
igneous