Green Jasper (Agate-Jasper mixture)
Silicon Dioxide (SiO2) with impurities
sedimentary
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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Chalcedony / Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartz Pebble with Epidote / Chlorite Inclusions
Silicon Dioxide (SiO2) with Epidote/Chlorite inclusions
mineral
Chert (White Chert / Flint)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
sedimentary
Serpentinite
Serpentinite (composed primarily of Serpentine group minerals: (Mg,Fe)3Si2O5(OH)4)
metamorphic
Quartz (Peach/Orange)
Silicon Dioxide (SiO2)
mineral
Flesh-colored Quartz Mineral
SiO2 (Silicon Dioxide) with Iron Impurities
mineral
Red Jasper / Carnelian Chalcedony
SiO2 (Silicon Dioxide with Iron Oxide inclusions)
gemstone
Moonstone
Orthoclase feldspar ((K,Na)AlSi3O8)
mineral
Quartz (Milky/Clear variety)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Chert (Flint)
Silicon Dioxide (SiO2)
sedimentary
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Sandstone with Iron Staining
Arenite (SiO2 with Fe2O3)
sedimentary
Banded Chert
Microcrystalline Quartz (SiO2)
sedimentary
Quartz
Silicon Dioxide (SiO2)
mineral
Jasper
Microcrystalline Quartz (SiO2)
sedimentary
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Green Aventurine
Aventurine Quartz (SiO2 with inclusions)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Chert (Jasper/Chalcedony mix)
Microcrystalline Quartz (SiO2)
sedimentary
Agate (translucent pebble)
Silicon dioxide (SiO2) - Microcrystalline Quartz
sedimentary
Red Jasper
Silicon Dioxide (SiO2) with Hematite inclusions
sedimentary
Yellow Jasper
Cryptocrystalline Quartz (SiO2 with Iron Hydroxide inclusions)
sedimentary
Agate Nodule / Weathered Agate
Silicon Dioxide (Chalcedony / Quartz, SiO2)
sedimentary
Picture Jasper
Jasper (Silicon Dioxide, SiO2 with impurities)
sedimentary
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Greenstone (Rough Jadeite or Nephrite)
Sodium aluminum silicate (Jadeite) / Calcium magnesium iron silicate (Nephrite)
metamorphic
White quartz pebble (likely milky quartz)
Quartz, silicon dioxide (SiO₂)
mineral
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
mineral
Chert Nodule (Flint)
Microcrystalline Quartz (SiO2)
sedimentary
Quartz (Chert/Chunky Chalcedony)
Silicon Dioxide (SiO2)
mineral
Amethyst (Chevron Amethyst)
Silicon Dioxide (SiO2) with iron impurities
mineral
Ferruginous Quartz (Red Quartz)
Silicon Dioxide (SiO2) with Iron Oxide inclusions
mineral
Milky Quartz with Iron Inclusions
Silicon Dioxide (SiO2)
mineral
Red Jasper (or Ironstone Pebble)
SiO2 (Quartz/Microcrystalline Chalcedony with Hematite inclusions)
sedimentary
Yellow Quartz (Yellow Aventurine)
Silicon Dioxide (SiO2) with inclusions
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Granitoid (Pegmatitic Granite)
Granitoid with dominant Potassium Feldspar and Quartz
igneous
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
mineral
Chalcedony (Agate / Moss Agate)
Silicon Dioxide (SiO2)
mineral
Jasper Rose Quarts / Ferruginous Quartz
Silicon Dioxide (SiO2) with Hematite inclusions
sedimentary