Sedimentary Or Metamorphic

Kyanite

Kyanite (Al2SiO5)

Almandine Garnet

Almandine, Fe3Al2(SiO4)3

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Quartz (Smoky/Milky variety)

Silicon Dioxide (SiO2)

Foliated Metamorphic Rock (likely Gneiss or Schist)

Gneissic Metamorphic Rock

Muscovite Schist with Quartz

Mica Schist (KAl2(AlSi3O10)(OH)2)

Kyanite

Kyanite (Al2SiO5)

Rhodonite (in matrix)

Rhodonite (Mn,Fe,Mg,Ca)SiO3

Garnet in Matrix (Schist or Quartz)

Almandine Garnet, Fe3Al2(SiO4)3

Rhodonite

Manganese Silicate (Mn,Fe,Mg,Ca)SiO3

Milky Quartz

Silicon Dioxide (SiO2)

Mixed Mineral Collection

Multi-mineral Assemblage (Quartz, Jasper, Obsidian, Pyrite, etc.)

Milky Quartz

Silicon Dioxide (SiO2)

Pyrite

Iron Sulfide (FeS2)

Quartz (Milky/Crystalline fragment)

Silicon Dioxide (SiO2)

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Yellow Calcite

Calcium Carbonate (CaCO3)

Quartz (Clear/Milky)

Silicon Dioxide (SiO2)

Gneiss

Metamorphic Gneiss

Blue Apatite

Fluorapatite (Ca5(PO4)3F)

Calcite

Calcium Carbonate (CaCO3)

Quartz (Milky/Common)

Silicon Dioxide (SiO2)

Quartz (Milky or Yellow variety)

Silicon Dioxide (SiO2)

Orange Calcite

Calcium Carbonate (CaCO3)

Yellow Calcite

Calcite (Calcium Carbonate, CaCO3)

Magnetite

Iron(II,III) oxide (Fe3O4)

Pyrite

Iron Disulfide (FeS2)

Pyrite

Iron Pyrite (FeS₂)

Gneissic Schist

Gneiss-schist (Metamorphic rock)

Yellow Calcite

Calcium Carbonate (CaCO3)

Gneiss

Foliated Metamorphic Rock

Banded Slate

Slate (Metamorphosed Siltstone/Mudstone)

Gneiss (Metamorphic Pebble)

Gneissic Metamorphic Rock

River Cobble (Gneiss/Schist mix)

Foliated Metamorphic Rock (Gneissic/Schistose)

River Pebble (Quartzite)

Quartzite (SiO2)

Quartzite Pebble

Metamorphic Quartz (SiO2)

Pyrite in Slate

Iron Disulfide (FeS2) in Low-grade Metamorphic Rock

White Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Slate

Foliated Metamorphic Rock

Green Kyanite

Kyanite (Al2SiO5)