Man Made Glass Mineral Simulant

Red Coral

Corallium rubrum

Banded Calcite (Mexican Onyx)

Calcite (Calcium Carbonate, CaCO3)

Quartz (Milky/Common)

Silicon Dioxide (SiO2)

Quartz

Silicon Dioxide (SiO2)

Quartz (Milky Quartz Pebble)

Silicon Dioxide (SiO2)

Quartz (Smoky/Milky Pebble)

Silicon Dioxide (SiO2)

Ferruginous Quartz

Silicon Dioxide (SiO2) with iron oxide inclusions

Quartz on Basalt

Silicon Dioxide (SiO2) on Mafic Igneous Rock

Sandstone (Ferruginous)

Arenite (SiO2 with iron oxide impurities)

Quartz

Quartz (SiO2 - Silicon Dioxide)

Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Lepidolite

K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2

Rose Quartz

Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese

Clear Quartz

Silicon Dioxide (SiO2)

Sandstone

Clastic Sedimentary Rock (composed primarily of Quartz: SiO2)

Jasper (likely Brecciated or Multi-colored)

Jasper (SiO2)

Granite (Light-colored quartz/feldspar variety)

Granite (composed primarily of Quartz SiO2 and Feldspar KAlSi3O8)

Quartz (Iron-Stained)

Silicon Dioxide (SiO2)

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Pyrite in Quartz

FeS2 (Iron Pyrite) with SiO2 (Quartz)

Sandstone (with potential iron-oxide staining)

Arenite (primarily SiO2)

Blue Goldstone

Aventurine Glass (SiO2 with Co and metallic inclusions)

Orthoclase Feldspar

Potassium aluminum silicate (KAlSi3O8)

Quartz (likely a form of massive or vein quartz)

Quartz (SiO₂)

Druzy Quartz on Host Rock

Silicon Dioxide (SiO2) with various iron-oxide inclusions

Mahogany Obsidian

Obsidian (Volcanic Glass) with Hematite or Magnetite inclusions, SiO2 (Silicon Dioxide)

Quartz (specifically Quartzite or Massive Quartz)

Silicon Dioxide (SiO2)

Quartz (Iron-stained)

Silicon Dioxide (SiO2)

Jasper

Cryptocrystalline Quartz (SiO2)

Quartz (Clear Quartz/Rock Crystal)

Silicon Dioxide (SiO2)

Orthoclase Feldspar

Orthoclase (KAlSi3O8)

Basalt with Quartz/Calcite Veins

Amygdaloidal Basalt (SiO2 or CaCO3 inclusions)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Sandstone

Arenite (primarily SiO2)

Sandstone

Clastic sedimentary rock (primarily SiO2)

Sandstone

Arenite (primarily SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Quartz (Milky or Smoky Quartz)

Silicon Dioxide (SiO2)

Quartz (Milky/Common)

Silicon Dioxide (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Clear Quartz

Silicon Dioxide (SiO2)