Milky quartz (rose-tinted quartz)
Quartz, silicon dioxide (SiO₂)
mineral
Category
Man Made Glass (Often Grouped With Minerals In Lapidary)
Browse man made glass (often grouped with minerals in lapidary) specimens identified by the Rock Identifier community.
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Spherulitic Rhyolite / Leopard Skin Rhyolite
Extrusive felsic igneous rock with spherulites
igneous
Septarian Nodule
Septarian Concretion (Calcite, Aragonite, and Limestone)
sedimentary
Unakite
Unakitized granodiorite / Quartz-Epidote-Feldspar rock
metamorphic
Petrified Wood
Silicified Wood (primarily Quartz/Chalcedony, SiO2)
sedimentary
Chert (specifically Brown Chert or Jasper)
Microcrystalline Quartz (SiO2)
sedimentary
Greenstone
Epidiorite / Altered Basalt
metamorphic
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Petrified Wood
Silicified Wood (SiO2)
sedimentary
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Green Jasper
Silicon Dioxide (SiO2) with mineral inclusions
sedimentary
Lapis Lazuli
Lapis Lazuli (a rock type, not a single mineral, composed primarily of lazurite, calcite, and pyrite)
Mineral, part of a rock
Pink Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
sedimentary
Stichtite in Serpentine (Atlantasite)
Mg6Cr2CO3(OH)16·4H2O (Stichtite) within Mg3Si2O5(OH)4 (Serpentine)
Metamorphic rock / Mineral variety
Quartz in Matrix (possibly with Biotite or Hornblende)
Quartz (Silicon Dioxide, SiO2) in Granitic Matrix
igneous
Jasper (Iron-stained Chert)
Silicon Dioxide (SiO2) with impurities of Hematite or Goethite
sedimentary
Citrine
Silicon Dioxide (SiO2) with Fe3+ impurities
mineral
Fluorite (specifically Rainbow Fluorite or Purple Fluorite)
Calcium Fluoride (CaF2)
mineral
Aquamarine
Beryl (Be3Al2Si6O18)
gemstone
Petrified Wood
Silicified Wood (SiO2)
sedimentary
Picture Jasper
Silicon Dioxide (SiO2) with iron oxide and silicate minerals
sedimentary
Chert (often associated with Jasper)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
sedimentary
Quartz with Limonite Staining
Silicon Dioxide (SiO2) with Hydrated Iron Oxide (FeO(OH)·nH2O)
Mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Agate (Bead Form)
Agate (Cryptocrystalline Quartz, SiO2)
mineral
Picture Jasper
Silicon Dioxide (SiO2) with mineral inclusions
sedimentary
Fluorite
Calcium Fluoride (CaF2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Milky Quartz with Hematite Staining
Silicon Dioxide (SiO2)
mineral
Rose Quartz
Silicon Dioxide (SiO2)
mineral
White chalcedony or quartz-rich pebble
Microcrystalline quartz (SiO₂), possibly with minor calcite or feldspar
mineral
Milky Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Agate Slices and Clear Quartz Points
Agate (SiO2 Chalcedony) and Clear Quartz (SiO2 Crystalline)
mineral
Banded Iron Formation (BIF)
Banded Iron Formation containing Hematite (Fe2O3) and Magnetite (Fe3O4)
sedimentary
Quartz (Milky/Common)
Silicon Dioxide (SiO2)
mineral
Fancy Jasper
Silicon Dioxide (SiO2) with impurities
sedimentary
Sandstone (Ferruginous/Banded)
Clastic Terrigenous Sandstone (SiO2 with Fe2O3 cement)
sedimentary
Chalcedony (Agate / Jasper Pebble)
Silicon Dioxide (SiO2)
mineral
Jasper (Mookaite / Brecciated Jasper)
Microcrystalline Quartz (SiO2 with iron oxide inclusions)
sedimentary
Jasper
Jasper (Silicate mineral, SiO2)
sedimentary
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral