Quartz (Milky/Common)
Silicon Dioxide (SiO2)
Category
Browse man made glass mineral simulant specimens identified by the Rock Identifier community.
Quartz (Milky/Common)
Silicon Dioxide (SiO2)
Orthoclase Feldspar
Orthoclase (KAlSi3O8)
Snowflake Obsidian
Volcanic Glass with Spherulitic Cristobalite (SiO2)
Chert (Flint)
Silicon Dioxide (SiO2)
Quartz (Quartzite)
Silicon Dioxide (SiO2)
Green Fluorite
Fluorite (Calcium Fluoride, CaF2)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of Titanium, Iron, or Manganese
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Chert Nodule (Fossiliferous Chert)
Microcrystalline Quartz (SiO2)
Milk Quartz (Tumbled Pebble)
Quartz (Silicon Dioxide, SiO2)
Quartz with Mica/Chlorite inclusions
Silicon Dioxide (SiO2) with phyllosilicate inclusions
Milk Quartz (Vein Quartz)
Quartz (Silicon Dioxide, SiO2)
Druzy Quartz
Quartz (Silicon Dioxide, SiO2)
Banded Black Onyx (Chalcedony)
Silicon Dioxide (SiO₂)
Sandstone (Quartzite-rich)
Clastic Sedimentary Rock (primarily SiO2)
Milky Quartz
Quartz (SiO2)
Sandstone
Arenite (primarily SiO2)
Quartz (Citrine or Iron-Stained)
Silicon Dioxide (SiO2)
Iron-stained Quartzite / Chert
Silicon Dioxide (SiO2) with Hematite/Limonite impurities
Green Aventurine
Quartz (SiO2) containing Fuchsite (K(Al,Cr)2(AlSi3O10)(OH)2)
Obsidian
Volcanic Glass (Primary composition: SiO2 - Silicon Dioxide)
Stainless Steel Spoon
Iron-Chromium Alloy (Fe + Cr + Ni)
Quartz (Common Milky Quartz)
Silicon Dioxide (SiO2)
Mahogany Obsidian
Volcanic Glass (with inclusions of Magnetite or Hematite)
Obsidian
Volcanic glass (primary composition: SiO2)
Quartz Pebble (often referred to as 'Sea Glass' or 'River Stone' when worn smooth)
Silicon Dioxide (SiO2)
Green Aventurine
Silicon dioxide (SiO2) with inclusions of Fuchsite mica
Granite
Granite (Felsic Plutonic Rock)
Rough Amethyst
Silicon Dioxide (SiO2) with Iron impurities
Chert (Holey Stone)
Microcrystalline Quartz (SiO2)
Fluorite (Green Fluorite on Host Rock)
Fluorite (Calcium Fluoride, CaF2)
Green Aventurine
Aventurine Quartz (SiO2 with inclusions of Fuchsite)
Green Aventurine
Silicon Dioxide (Quartz with Fuchsite inclusions), SiO2 + K(Al,Cr)2AlSi3O10(OH)2
Muscovite Mica
Muscovite - KAl2(AlSi3O10)(F,OH)2
Green Aventurine
Silicon Dioxide (SiO2) with inclusions of Fuchsite
Smoky Quartz
Silicon Dioxide (SiO2)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Quartzite
Quartzite (SiO2)
Clear Quartz
Silicon Dioxide (SiO2)