Milky Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Category
Mixed (Sedimentary, Igneous, And Metamorphic)
Browse mixed (sedimentary, igneous, and metamorphic) specimens identified by the Rock Identifier community.
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Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
mineral
Yellow Quartz (Citrine Quartz)
Silicon Dioxide (SiO2)
mineral
Peach Moonstone
Potassium Aluminum Silicate (KAlSi3O8)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
White Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz Pebble with Matrix
Silicon Dioxide (SiO2)
mineral
Biotite Mica
Biotite (K(Mg,Fe)3AlSi3O10(F,OH)2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Moonstone
Orthoclase Feldspar (formula: (K,Na)AlSi3O8)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Crystalline Silicon Dioxide (SiO2)
mineral
Amphibolite
Amphibolite (rich in amphibole and plagioclase feldspar)
metamorphic
Gneiss
High-grade Metamorphic Gneiss
metamorphic
Botryoidal Prehnite
Prehnite (Ca2Al(AlSi3O10)(OH)2)
mineral
Golden Quartz (Citrine or Iron-stained Quartz)
Silicon Dioxide (SiO2)
mineral
Gneiss (Metamorphosed Granitic Rock)
Gneiss (composed mainly of quartz, feldspar, biotite, and/or hornblende)
metamorphic
Schist
Schist (Foliated Metamorphic Rock)
metamorphic
Quartz Pebble
Silicon Dioxide (SiO2)
sedimentary
Quartz Pebble
Silicon Dioxide (SiO2)
sedimentary
Quartz Pebble
Silicon Dioxide (SiO2)
sedimentary
Gneiss
Metamorphic Gneiss (High-grade regional metamorphism)
metamorphic
Gneiss
Metamorphic Gneiss (High-grade regional metamorphism)
metamorphic
Biotite Mica
K(Mg, Fe)3AlSi3O10(F, OH)2
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartz / Iron-Stained Quartz
Silicon Dioxide (SiO2) with iron oxide inclusions/staining
mineral
Citrine (Yellow Quartz)
Silicon Dioxide (SiO2)
Mineral
Milky Quartz Pebble
Silicon Dioxide (SiO2)
mineral
White Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Magnetite
Magnetite (Fe3O4)
mineral
Magnetite
Magnetite (Fe3O4)
mineral
Tumbled pink-and-white quartz
Quartz, silicon dioxide (SiO₂), likely rose quartz mixed with milky quartz
mineral
Gneiss
Gneiss
metamorphic
Granitic Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Quartz
Silicon Dioxide (SiO2)
mineral
White Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartz (Raw Crystal)
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartz (Raw / Unpolished)
Silicon Dioxide (SiO2)
mineral