Red Jasper
Silicon Dioxide (SiO2) with Hematite (Fe2O3) inclusions
Category
Browse mineral (specifically, a variety of the mineral species pyrope almandine garnet) specimens identified by the Rock Identifier community.
Red Jasper
Silicon Dioxide (SiO2) with Hematite (Fe2O3) inclusions
Hematite
Iron(III) oxide (Fe2O3)
Pyrite (Fool's Gold)
Iron Disulfide (FeS2)
Desert Rose
Gypsum (variety Selenite) or Barite, CaSO4·2H2O
Amazonite
Amazonite (KAlSi3O8, a triclinic variety of Potassium Feldspar)
Red Jasper
Silicon dioxide (SiO2)
Labradorite
(Ca, Na)(Al, Si)4O8 (Plagioclase Feldspar)
Citrine Quartz
Silicon Dioxide (SiO2) with iron impurities
Bull Quartz (Milky Quartz)
Quartz (Silicon Dioxide - SiO2)
Honey Calcite
Calcium Carbonate (CaCO3)
Milky Quartz
Quartz (Silica - SiO2)
Ruby
Corundum (Aluminium Oxide with Chromium impurities, Al2O3:Cr)
Milky Quartz
Silicon Dioxide (SiO2)
Pyrite
Pyrite (FeS2)
Agate
Silicon dioxide (SiO2) - variety of chalcedony
Yellow Quartz (Iron-Stained Quartz)
Silicon Dioxide (SiO2) with iron oxide inclusions
Banded Agate (Silk Agate or Maligano Jasper variant)
Silicon Dioxide (SiO2)
Opalite
Synthetic Opalite Glass (Silicon Dioxide)
Sandstone (likely Siltstone)
Arenite or Siltstone (high SiO2 content)
Rose Quartz
Quartz (SiO₂), variety Rose Quartz
Iceland Spar (Optical Calcite)
Calcite (Calcium Carbonate, CaCO3)
Chalcedony
Chalcedony (SiO2)
Banded Agate (Gray/Brown)
Silicon Dioxide (SiO2)
Chalcedony
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Sunstone
Plagioclase Feldspar (Na,Ca)(Al,Si)4O8
Milky Quartz
Silicon Dioxide (SiO2)
Red Jasper
Silicon dioxide with hematite impurities (SiO2 + Fe2O3)
Red Jasper
Jasper (Silicon Dioxide with Iron Oxide impurities), SiO2
Smoky Quartz
Silicon Dioxide (SiO2)
Milky Quartz with Iron Inclusions
Silicon Dioxide (SiO2)
Agate
Silicon dioxide (SiO2)
Red Jasper
Jasper (Silicon Dioxide, SiO2)
Agate (Carnelian-like)
Chalcedony (Silicon Dioxide, SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Jasper
Silicon Dioxide (SiO2)
Beryl (likely Aquamarine or Green Beryl)
Beryllium aluminum silicate (Be3Al2Si6O18)
Quartz
Silicon Dioxide (SiO2)
Basalt
Mafic Igneous Rock (primarily Plagioclase Feldspar and Pyroxene)
Milky Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
Peridot (likely, given the color and bead form)
Olivine, variety Peridot (Mg,Fe)2SiO4