Metamorphic (Modified)

Fuchsite (Green Muscovite in Quartz)

Chromium-rich Muscovite (K(Al,Cr)2(AlSi3O10)(OH)2)

Milky Quartz

Quartz (Silicon Dioxide - SiO2)

Milky Quartz

Quartz / Silicon Dioxide (SiO2)

Quartzite

Quartzite (primarily SiO2)

Adventurine (Green)

Silicon Dioxide (SiO2) with inclusions of Fuchsite

Quartzite

Quartzite (primarily SiO2)

Quartzite River Stone

Quartzite (primarily SiO2)

Garnet Schist

Almandine Garnet in Mica Schist (Fe3Al2(SiO4)3)

Biotite Schist with Garnet

Garnet-Biotite Schist

Quartzite (River Cobble)

Quartzite (primarily SiO2)

Schist with Biotite Inclusion

Biotite-bearing Mica Schist (K(Mg,Fe)3AlSi3O10(F,OH)2)

Milky Quartz

Silicon Dioxide (SiO2)

Mica Schist (with Golden/Biotite inclusions)

K(Mg,Fe)3AlSi3O10(F,OH)2 (Biotite), KAl2(AlSi3O10)(F,OH)2 (Muscovite)

Yellow Quartzite Pebble

Metamorphic rock predominantly composed of Quartz (SiO2)

Gneissic Schist

Foliated Metamorphic Rock (Schist/Gneiss transition)

Gneiss

Gneiss (High-grade Regional Metamorphic Rock)

River Pebble (Gneiss or Granite)

Metamorphic Rock (likely Gneiss or Granitic composition)

Green Slate (Greenstone)

Foliated Metamorphic Rock (rich in Chlorite/Epidote)

Banded Gneiss

Gneiss (High-grade regional metamorphic rock)

Feldspathic Gneiss (Granite Gneiss)

Gneiss (High-grade Regional Metamorphic Rock)

Gneiss with Orthoclase Feldspar

Gneissic Metamorphic Rock with K-Feldspar inclusions

Quartzite

Metamorphic rock predominantly composed of Quartz (SiO2)

Gneiss

Gneiss (High-grade Regional Metamorphic Rock)

Banded Gneiss

Gneiss (High-grade Regional Metamorphic Rock)

Quartzite Pebble

Metamorphic rock predominantly composed of Quartz (SiO2)

Schist

Mica Schist (Medium-grade metamorphic rock)

Gneiss

Gneiss (High-grade Regional Metamorphic Rock)

Gneiss

Gneiss (High-grade regional metamorphic rock)

Banded Gneiss

Gneiss (High-grade regional metamorphic rock)

Foliated Gneiss (River-Worn Pebble)

Gneiss (High-grade Regional Metamorphic Rock)

Gneiss

Gneiss (High-grade Regional Metamorphic Rock)

Banded Gneiss

Gneiss (High-grade regional metamorphic rock)

Grey River Stone (Gneiss/Schist mix)

Foliated Metamorphic Rock (variable mineral formula)

River Cobble (Salt and Pepper Gneiss)

Gneiss (High-grade regional metamorphic rock)

Gneiss

Gneiss (High-grade regional metamorphic rock)

Gneiss

Gneiss (High-grade regional metamorphic rock)

Quartz on Schist

Silicon Dioxide (SiO2) on Foliated Metamorphic Rock

Banded Gneiss

Gneiss (High-grade Regional Metamorphic Rock)

Red Quartzite River Stone

Metamorphic Rock (composed mainly of Quartz, SiO2)

Gneiss

Gneiss (High-grade regional metamorphic rock)

Quartzite (Milky)

Metamorphic rock predominantly composed of Quartz (SiO2)

Banded Gneiss

Gneiss (High-grade Regional Metamorphic Rock)