Igneous, Sedimentary, Metamorphic, And Mineral

Greenschist

Greenschist (Chlorite Schist)

Milky Quartz

Silicon Dioxide (SiO2)

Dalmatian Jasper

Dalmatian Stone (a microcrystalline quartz and feldspar rock with arfvedsonite)

Feldspar (specifically Orthoclase)

Potassium Aluminum Silicate (KAlSi3O8)

Gold Ore in Matrix

Native Gold (Au) in Quartz/Host Rock

Corundum (Sapphire variant)

Aluminium oxide (Al2O3)

Smoky Quartz

Silicon Dioxide (SiO2) with aluminum impurities

Banded Agate (Tumbled)

Silicon Dioxide (SiO2) - Microcrystalline Quartz

Milky Quartz

Silicon Dioxide (SiO2)

Olivine (Peridot)

Magnesium Iron Silicate (Mg, Fe)2SiO4

Gold Ore

Native Gold (Au) in Matrix

Hematite

Iron(III) oxide (Fe2O3)

Greenschist

Greenschist (chlorite-epidote schist)

Quartz Pebble

Silicon Dioxide (SiO2)

Moonstone

Adularia (Potassium Aluminum Silicate, KAlSi3O8)

Banded Chalcedony (Agate)

Silicon Dioxide (SiO2) - Cryptocrystalline Quartz

Citrine Quartz

Silicon Dioxide (SiO2)

Mica Schist

Mica Schist (primarily composed of Muscovite/Biotite)

Greenstone

Metabasalt / Metamorphosed Igneous Rock

Labradorite

Plagioclase Feldspar ((Ca, Na)(Al, Si)4O8)

Milky Quartz (Water-worn Pebble)

Quartz (Silicon Dioxide) - SiO2

Ruby

Corundum (Al2O3 with Chromium impurities)

Banded Gneiss

Gneiss (pronounced 'nice')

Dragon Blood Jasper (Lizard Stone/Septarian Chalcedony)

Epidote with Black Hornblende and White Quartz mixture

Marble

Recrystallized Calcite (CaCO3) or Dolomite (CaMg(CO3)2)

Lapis Lazuli

Na6Ca2(Al6Si6O24)(S,SO4,Cl)1-2 (primarily containing Lazurite with inclusions of Calcite and Pyrite)

Nuummite

Antophyllite-Gedrite Orthoamphibole (Mg,Fe)7Si8O22(OH)2

Milky Quartz with inclusions

Silicon Dioxide (SiO2)

Citrine Quartz

Silicon Dioxide (SiO2)

Smoky Quartz

Silicon Dioxide (SiO2)

Quartz Vein in Host Rock

Silicon Dioxide (SiO2)

White Quartz Cobble

Quartz (Silicon Dioxide, SiO2)

Quartz Pebble

Silicon Dioxide (SiO2)

Green Aventurine

Quartz variety (SiO2 with inclusions of Fuchsite)

Corundum (Sapphire)

Corundum (Al2O3)

Labradorite

Labradorite (Ca,Na)(Al,Si)4O8

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Citrine Quartz

Silicon Dioxide (SiO2)

Quartz (River Pebble)

Silicon Dioxide (SiO2)

Labradorite

(Ca, Na)(Al, Si)4O8

Smoky Quartz

Silicon Dioxide (SiO2)

Amethyst (Tumbled Quartz)

Silicon Dioxide (SiO2)