Metamorphic And Igneous

Gneiss

Foliated Metamorphic Gneiss

Biotite Mica

K(Mg, Fe)3AlSi3O10(F, OH)2

Epidote (Greenstone)

Calcium aluminum iron silicate hydroxide Ca2(Al2,Fe)(SiO4)(Si2O7)O(OH)

Quartz

Silicon Dioxide (SiO2)

Banded Gneiss

Gneiss (Metamorphic Rock)

Granitic Pegmatite

Granitic Pegmatite (principally Quartz, Potassium Feldspar, and Mica)

Epidote with Unakite characteristics

{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)

Gneiss (Metamorphic Rock)

Gneiss

Greenschist

Greenschist (Chlorite-actinolite schist)

Gneiss

High-grade Metamorphic Gneiss

Lapis Lazuli

Tectosilicate (Na,Ca)8(AlSiO4)6(SO4,S,Cl,OH)2

Unakite

Epidotized Granite

Serpentinite

Serpentinite (composed primarily of Serpentine group minerals, Mg3Si2O5(OH)4)

Milky Quartz

Quartz (Silicon Dioxide - SiO2)

Lapis Lazuli

Lapis Lazuli (Rock composed primarily of Lazurite: (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)

Lapis Lazuli

Lapis Lazuli (Complex silicate mineral mix including Lazurite, Pyrite, and Calcite)

Greenstone

Chlorite schist or Epidosite

Schist (Chlorite or Mica-rich)

Chlorite Schist

Orange Quartz (Citrine Quartz)

Silicon Dioxide (SiO2)

Gneiss (Metamorphic Rock)

Gneiss (high-grade regional metamorphic rock)

Gneiss (Metamorphic Cobble)

Gneiss (High-grade Regional Metamorphic Rock)

Greenstone / Greenschist

Greenschist facies metamorphic rock

Gneiss

High-grade Metamorphic Gneiss

Diorite (Gneissic)

Diorite with possible metamorphic foliation

Pyritic Gneiss

Metamorphic Gneiss with Pyrite inclusions

Gneiss

Metamorphic rock of high-grade regional metamorphism

Garnet

Garnet Group (often Pyrope or Almandine); X3Y2(SiO4)3

Orthoclase Feldspar

Potassium aluminum silicate (KAlSi3O8)

Milky Quartz

Silicon Dioxide (SiO2)

Greenschist

Greenschist (Major minerals include Chlorite, Actinolite, and Epidote)

Greenschist

Chlorite schist

Garnet (likely Almandine or a blend)

Garnet group: X3Y2(SiO4)3, where X can be Ca, Mg, Fe2+, Mn2+ and Y can be Al, Fe3+, Cr3+. Given the dark, somewhat reddish-brown appearance in the image, it's likely Almandine (Fe3Al2(SiO4)3) or a mix with other iron-rich garnets.

Greenschist (Greenstone)

Chlorite Schist / Greenschist Facies Rock

Muscovite (Mica)

Muscovite - KAl2(AlSi3O10)(OH)2

Epidote

Epidote {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)

Magnetite

Magnetite (Fe3O4)

Pyrite (Fool's Gold)

Iron Disulfide (FeS2)

Magnetite

Magnetite (Fe3O4)

Sodalite

Sodalite: Na8(Al6Si6O24)Cl2

Greenschist (containing Epidote and Quartz)

Greenschist (Epidote-Chlorite-Actinolite Schist)

Gneiss (foliated metamorphic rock)

Gneiss

Schist

Chlorite/Mica Schist