Sedimentary Or Igneous Associated Mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Blue Apatite

Apatite-(CaF), Ca5(PO4)3F

Aventurine (likely Green Aventurine)

Quartz (SiO2) with included minerals (Fuchsite or Chlorite for green color)

Quartz (Raw / Unpolished)

Silicon Dioxide (SiO2)

Hematite

Iron(III) oxide (Fe2O3)

Malachite in Host Rock

Cu2CO3(OH)2

Quartz

Silicon dioxide (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Blue Apatite

Fluorapatite (Ca5(PO4)3F)

Moss Agate

Silicon Dioxide (SiO2) with inclusions

Milky Quartz

Quartz (Silicon Dioxide - SiO2)

Quartz

Silicon Dioxide (SiO2)

Quartz Crystal Cluster

Silicon Dioxide (SiO2)

Carnelian

Carnelian (SiO2)

Quartz

Silicon Dioxide (SiO2)

Quartz (Common or Milky)

Silicon Dioxide (SiO2)

Gneiss

Gneiss (foliated metamorphic rock)

Pyrite in Matrix

Iron Sulfide (FeS2)

Gneiss

Foliated Metamorphic Rock

Malachite

Copper carbonate hydroxide, Cu2CO3(OH)2

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Quartz

Silicon Dioxide (SiO2)

Red Jasper (River Pebble)

Silicon Dioxide (SiO2) with Hematite impurities

Chert (Yellow Jasper)

Microcrystalline Quartz (SiO2)

Chert (Flint)

Cryptocrystalline Quartz (SiO2)

Chert (Jasper)

Microcrystalline Quartz (SiO2)

Leopard Skin Jasper

Silicon Dioxide (SiO2) with various inclusions

Red Jasper

Silicon Dioxide (SiO2)

Green Aventurine

Silicon dioxide (SiO2) with inclusions of Fuchsite mica

Honey Calcite

Calcium Carbonate (CaCO3)

Blue Calcite

Calcium Carbonate (CaCO3)

Amazonite

Microcline (KAlSi3O8)

Pyrite-rich Volcanic Rock

Iron Disulfide (FeS2) in Volcanic Matrix

Granite

Granite (a common name for a felsic intrusive igneous rock)

Pyrite

Iron Disulfide (FeS2)

Pyrite

Iron Sulfide (FeS2)

Pyrite in Matrix

Iron Sulfide (FeS2)

Hematite

Iron Oxide (Fe2O3)

Hematite

Iron Oxide (Fe2O3)

Hematite

Iron Oxide (Fe2O3)

Pyrite

Iron Disulfide (FeS2)