Ruby in Fuchsite
Corundum (Al2O3) in Fuchsite (K(Al,Cr)2(AlSi3O10)(OH)2)
Category
Browse mineral (specifically a variety of quartz) specimens identified by the Rock Identifier community.
Ruby in Fuchsite
Corundum (Al2O3) in Fuchsite (K(Al,Cr)2(AlSi3O10)(OH)2)
Labradorite (Feldspar)
Labradorite: (Ca,Na)(Al,Si)4O8
Chert (containing Flint nodules)
Microcrystalline or cryptocrystalline Quartz (SiO2)
Yellow Jasper
Silicon Dioxide (SiO2) with iron inclusions
Orange Calcite
Calcium Carbonate (CaCO3)
Chert (River Pebble)
Microcrystalline silica (SiO2)
Mixed Mineral Bead Bracelet
Polycrystalline and Monocrystalline Silicates/Oxides (Quartz, Howlite, Hematite)
Moonstone
Orthoclase Feldspar (specifically showing adularescence)
Gneiss (specifically a Granitic Gneiss)
Gneiss (Composition: Quartz, Feldspar, Mica)
Yellow Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Desert Rose
Gypsum (variety Selenite) or Baryte, CaSO4 · 2H2O
Green Apophyllite
Fluorapophyllite-(K), KCa4(Si8O20)(F,OH)·8H2O
Labradorite
(Ca, Na)(Al, Si)4O8
Quartz Pebble
Silicon Dioxide (SiO2)
Chalcedony (Agate/Carnelian variant)
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Moonstone
Orthoclase (KAlSi3O8), specifically the variety showing adularescence
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz with Matrix
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (likely Rose or Milky Quartz)
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Red Jasper
Silicon Dioxide (Microcrystalline Quartz) - $SiO_2$
Red Jasper with Quartz
Silicon Dioxide (SiO2) with Hematite inclusions
Red Granite
Phaneritic Plutonic Felsic Rock (rich in Potassium Feldspar)
Green Aventurine
Silicon Dioxide (Quartz variety) with Fuchsite inclusions (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Jasper (Green Jasper/Chert)
Silicon Dioxide (SiO2)
Pink Amethyst (or Pink Quartz)
Silicon Dioxide (SiO2) with trace inclusions
Feldspar (specifically Orthoclase)
Potassium Aluminum Silicate (KAlSi3O8)
Rainbow Moonstone
White Labradorite (formula: (Na,Ca)(Al,Si)4O8)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz with Iron Inclusion
Silicon Dioxide (SiO2)
Green Quartz (Aventurine or Prase)
Silicon Dioxide (SiO2) with inclusions
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)