Engineer Quartz/Quartzite
SiO2 (Silicon Dioxide with binders)
Sedimentary or metamorphic-derived
Category
Sedimentary Or Metamorphic Derived
Browse sedimentary or metamorphic derived specimens identified by the Rock Identifier community.
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White Buffalo Turquoise (or Howlite/Magnesite)
Calcite/Dolomite or Magnesite with Chert/Quartz inclusions
gemstone
Quartz Vein in Pelite (Metamorphic Rock)
Hydrothermal Quartz Veining in Metasedimentary Rock (SiO2)
metamorphic
Blue Apatite
Apatite (Group), Ca5(PO4)3(F,Cl,OH)
mineral
Tiger's Eye
Silicon dioxide (SiO2) - Pseudomorph after crocidolite
mineral
Zoisite with Ruby (Anyolite)
Zoisite – Ca2Al3(SiO4)3(OH) with inclusions of Ruby (Al2O3:Cr)
metamorphic
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
mineral
Muscovite Schist with Quartz
KAl2(AlSi3O10)(OH)2 in Schistose matrix
metamorphic
Red Jasper
Silicon Dioxide (SiO2) with iron oxide impurities
sedimentary
Ruby Zoisite
Anyolite (Calcium aluminium silicate with Chromium/Corundum inclusions)
metamorphic
Jasper (Red and Yellow)
Silicon Dioxide (SiO2) with iron oxide impurities
sedimentary
Jasper (Red Jasper)
Silicon Dioxide (SiO₂)
sedimentary
Carnelian (Orange Agate)
Carnelian (variety of Chalcedony, SiO2)
mineral
Kaolinite (Kaolin)
Kaolinite (Al2Si2O5(OH)4)
mineral
Red Jasper
Silicon Dioxide (SiO2) with Hematite inclusions
sedimentary
Limonite (Iron Ore)
FeO(OH)·nH2O (Hydrous ferric oxide)
mineral
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
mineral
Green Aventurine
Quartzite (variety Aventurine) with Fuchsite inclusions (K(Al,Cr)2(AlSi3O10)(OH)2)
metamorphic
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
mineral
Specular Hematite (Specularite)
Iron(III) oxide (Fe2O3)
mineral
Specular Hematite (Specularite)
Iron(III) oxide (Fe2O3)
mineral
Red Jasper
Silicon Dioxide (SiO2) with Hematite inclusions
mineral
Ruby in Zoisite
Anyolite (Ruby in Zoisite)
metamorphic
Yellow Aventurine
Silicon Dioxide with inclusions (SiO2 + Muscovite/Fuchsite)
mineral
Schist (Biotite Schist)
Biotite-bearing Schist (K(Mg,Fe)3AlSi3O10(F,OH)2)
metamorphic
Red Jasper
Jasper (Silicon Dioxide with Iron Oxide inclusions, SiO2)
sedimentary
Red Jasper
Silicon Dioxide (SiO₂)
sedimentary
Hematite
Iron(III) oxide (Fe2O3)
mineral
Hematite Nodule
Hematite (Fe2O3)
mineral
Painted River Rock
Painted Quartzite or Smooth Siltstone
sedimentary
Red Jasper (Quartzite)
Silicon Dioxide (SiO2) with iron oxide inclusions
mineral
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
mineral
Blue Calcite
Calcium Carbonate (CaCO3)
mineral
Mica Schist with Quartz
Mica Schist (principally Muscovite and Biotite with Quartz veins)
metamorphic
Mica Schist
Mica Schist (Muscovite subclass)
metamorphic
Marble
Recrystallized Calcite (CaCO3)
metamorphic
Epidote
Epidote (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))
mineral
Green Aventurine
Silicon Dioxide (SiO2) with Fuchsite inclusions
metamorphic
Hematite (likely Botryoidal or Specularite variant)
Iron(III) oxide (Fe2O3)
mineral
Schist
Mica Schist
metamorphic
Hematite
Iron(III) oxide (Fe2O3)
mineral
Hematite
Iron(III) oxide (Fe2O3)
mineral