Mineral And Metamorphic Rock

Unakite

Epidotized Granite

Gneiss

Metamorphic Gneiss

Quartz-rich metamorphic rock, likely quartzite

Quartzite; predominantly quartz (SiO₂), with minor feldspar, mica, and iron-oxide staining

Gneiss

Foliated Metamorphic Rock (Gneiss)

Banded Agate (Gray/Brown)

Silicon Dioxide (SiO2)

Gneiss

Gneissic Metamorphic Rock

Green Aventurine

Silicon Dioxide (SiO2) with Fuchsite inclusions

Epidote

Epidote (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))

Slate

Slate (Metamorphic Rock)

Gneiss with Quartz Veining

Gneiss (High-grade Metamorphic Rock)

Clear Quartz (Faceted Crystal)

Silicon Dioxide (SiO2)

Pyrite Schist

Metamorphic rock containing FeS2 (Pyrite) with mica and quartz

Gneiss

Foliated Metamorphic Rock

Muscovite mica

Muscovite, KAl₂(AlSi₃O₁₀)(OH)₂

Black Tourmaline

Schorl (Na(Fe²⁺)₃Al₆(BO₃)₃Si₆O₁₈(OH)₄)

Quartz-veined Granite or Gneiss Pebble

Silicate-rich metamorphic rock fragment

Likely weathered gneiss

Foliated metamorphic rock, commonly quartz–feldspar–mica gneiss

Clear Quartz Crystal

Silicon Dioxide (SiO2)

Raw Calcite

Calcium Carbonate (CaCO3)

Fuchsite Gneiss or Schist

Muscovite (variety Fuchsite) within Metamorphic Host Rock

Weathered green-gray stone, likely serpentinite or chlorite-rich metamorphic rock

Probable serpentinite (antigorite–lizardite), possibly chlorite schist or altered basalt

Fuchsite

K(Al,Cr)2(AlSi3)O10(OH)2

Drill Core Samples (Varied Lithology)

Multi-lithological core samples (containing potential granite, marble, and phyllite/schist sequence)

Schist

Mica Schist (contains muscovite/biotite and quartz)

Yellow Calcite

Calcium Carbonate (CaCO3)

Emerald in Matrix (Quartz/Schist)

Beryl (Be₃Al₂Si₆O₁₈) with Chromium/Vanadium impurities

Quartzite with inclusions

Metamorphic Rock (Mainly SiO2)

Quartz Vein in Basalt or Slate

Hydrothermal quartz vein traversing mafic host rock

Potassium Feldspar (Microcline / Orthoclase)

KAlSi3O8

River Stone (Granitic Gneiss)

Foliated Granitic Gneiss

Schist

Mica Schist (Metamorphic Rock)

Garnet Schist

Almandine Garnet in Schist (X3Al2(SiO4)3)

Schist

Metamorphic Rock (Mica Schist)

Gneiss

Gneissic Metamorphic Rock

Tiger's Eye (Rough)

Pseudomorph of Quartz after Crocidolite (SiO2)

Biotite Mica

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

Lazulite Quartzite

Quartzite with Lazulite (SiO2 with (Mg,Fe)Al2(PO4)2(OH)2)

Banded Gneiss

Gneiss (Metamorphic Rock)

Lapis Lazuli (Low Grade)

Lazurite-rich metamorphic rock ((Na,Ca)8(AlSiO4)6(SO4,S,Cl,OH)2)

White marble (likely calcitic marble)

Calcite-rich marble; primarily calcium carbonate, CaCO₃

Weathered, quartz-rich metamorphic rock (likely schist or gneiss)

Quartz–feldspar–mica schist/gneiss, with surface lichens and iron-oxide staining

Serpentinite (often called Jade or Nephrite substitute)

Serpentinite (composed primarily of Antigorite, Lizardite, or Chrysotile)