Rhodonite
Rhodonite (MnSiO3)
Category
Browse mineral in metamorphic rock specimens identified by the Rock Identifier community.
Rhodonite
Rhodonite (MnSiO3)
Quartz
Silicon Dioxide (SiO₂)
Schist with Biotite and Quartz
Biotite-Quartz Schist (Fe,Mg,Al silicate mix)
Schist
Mica Schist
Schist
Mica Schist
Quartzite
Quartzite (primarily SiO2)
Yellow Aventurine (Yellow Quartzite)
Silicon Dioxide (SiO2) with inclusions
Quartzite River Rock
Quartzite (primarily SiO2)
Quartzite River Rock
Quartzite (primarily SiO2)
Quartzite River Rock
Quartzite (primarily SiO2)
Quartzite River Rock
Quartzite (primarily SiO2)
Quartzite River Rock
Quartzite (SiO2)
Quartzite River Rock
Quartzite (primarily SiO2)
Septarian Nodule
Septarian Concretion (CaCO3 with Siderite/Limonite streaks)
Quartz (variety of colors)
SiO2 (Silicon Dioxide)
Blue Apatite
Fluoroapatite (Ca5(PO4)3F)
Greenschist / Migmatite
Regional Metamorphic Complex (Facies: Greenschist to Amphibolite)
Quartz Geode
Silicon Dioxide (SiO2)
Bornite
Bornite (Cu5FeS4)
Epidote
Epidote - {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Mica (Muscovite)
Muscovite (KAl2(AlSi3O10)(OH)2)
Pink Stained Rock (Likely Quartzite or Sandstone with Iron Oxide Staining)
Quartzite (metamorphic) or Sandstone (sedimentary); coloration likely due to hematite or other iron oxides.
Greenschist (Greenstone River Pebble)
Greenschist (Chlorite Schist)
Rhodonite
Manganese silicate (Mn,Fe,Mg,Ca)SiO3
Pink Quartzite
Quartzite (primarily SiO2 with trace impurities of iron oxides)
Quartzite Beach Pebble
Quartzite (primarily SiO2)
Quartzite (or Milky Quartz pebble)
Quartzite (primarily Silicon Dioxide, SiO2)
Quartzite (River Pebble)
Quartzite (composed primarily of Silica, SiO2)
Yellow Aventurine
Quartz (Silicon Dioxide - SiO2) with inclusions of Mica
Citrine
SiO2 (Silicon Dioxide)
Fossilized Dinosaur Skull (Tyrannosaurus rex)
Tyrannosaurus rex (permineralized fossil), rich in Hydroxylapatite/Silica
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
Rhodonite
Rhodonite (Mn,Fe,Mg,Ca)SiO3
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
Bornite (Peacock Ore)
Bornite (Cu5FeS4)
Amazonite
K(AlSi3O8), Microcline (potassium feldspar)
Blue Calcite
Calcium Carbonate (CaCO3)
Milky Quartz
Silicon Dioxide (SiO2)
Jasper Conglomerate (Puddingstone)
Siliceous Conglomerate (Quartz and Jasper clasts in a fine-grained matrix)
Banded Sandstone
Arenite with Liesegang banding (primarily SiO2 with FeO(OH) impurities)
Chlorite (Small Flakes/Sand)
Chlorite Group (Magnesium Iron Aluminum Silicate Hydroxide - (Mg,Fe)3(Si,Al)4O10(OH)2·(Mg,Fe)3(OH)6)
Tumbled Moonstone
Feldspar (Orthoclase/Albite), KAlSi3O8