Metamorphic Rock (For Both Nephrite And Jadeite)

Quartz (Clear Quartz/Rock Crystal)

Silicon Dioxide (SiO2)

Lapis Lazuli

Lapis Lazuli (a rock composed primarily of Lazurite (Na,Ca)₈[(S,Cl,SO₄,OH)₂|(Al₆Si₆O₂₄)], with varying amounts of Calcite, Pyrite, and Sodalite.)

Carnelian

Carnelian (a variety of Chalcedony, SiO ₂)

Fuchsite Quartzite

Fuchsite-bearing Quartzite

Quartz (likely) or a Quartzite Pebble

Silicon dioxide (SiO2) for quartz. If it's quartzite, it's a metamorphic rock primarily composed of quartz.

Lapis Lazuli

Lapis Lazuli (Rock containing Lazurite (Na,Ca)8(AlSiO4)6(S,SO4,Cl)1-2, Pyrite, and Calcite)

Talc

Talc (Mg₃Si₄O₁₀(OH)₂)

Lapis Lazuli

Complex metamorphic rock primarily composed of Lazurite ((Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2), Calcite, and Pyrite

Lapis Lazuli

Complex metamorphic rock consisting mainly of Lazurite (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2, Calcite, and Pyrite

Quartz

Quartz (Silicon Dioxide - SiO2)

Quartz (possibly milky quartz)

Quartz (Silica; SiO₂)

Quartz

Silicon dioxide (SiO2)

Quartz (Float/Abraded)

Quartz (SiO₂)

Pink Stained Rock (Likely Quartzite or Sandstone with Iron Oxide Staining)

Quartzite (metamorphic) or Sandstone (sedimentary); coloration likely due to hematite or other iron oxides.

Smoky Quartz

SiO2 (Silicon Dioxide)

Sunstone

Plagioclase Feldspar (specifically Oligoclase variety containing hematite or goethite inclusions)", composition: (Ca,Na)(Al,Si)2Si2O8

Quartz (likely a clear or rock crystal variety)

Quartz (SiO2 - Silicon Dioxide)

Demantoid Garnet on Matrix

Demantoid (variety of Andradite Garnet) - Ca3(Fe3+)2(SiO4)3

Quartz

Quartz (Silicon Dioxide, SiO2)

Ruby

Corundum (mineral species), variety: Ruby (Al2O3 with Cr3+ as the chromophore)

Quartz

Quartz (SiO2, Silicon Dioxide)

Jasper and Quartzite mix

Silicon Dioxide (SiO2) with impurities

Pebble (likely Quartzite or Chert)

Clastic Sediment, potentially composed of SiO₂ (Quartz)

Quartz Geode/Cluster

Quartz (SiO2)

Tiger's Eye

Tiger's Eye (a variety of Quartz, SiO₂)

Unakite (often traded as Dragon Blood Jasper)

Epidotized Granite

Shale or Mudstone (Based on appearance)

Shale (fine-grained, laminated fissile sedimentary rock) / Mudstone (fine-grained, non-fissile sedimentary rock)

Calcite

Calcite (CaCO3)

Orange Quartz with Hematite inclusions

Quartz (SiO2) with Hematite (Fe2O3) inclusions

Quartz (likely milky/gray variety)

Quartz (SiO₂)

Quartz

SiO₂ (Silicon Dioxide)

Granite

Granite (a felsic intrusive igneous rock)

Mixed collection of Quartz varieties, Chalcedony, and metamorphic pebbles

Mixed gemstones (primarily Silicon Dioxide - SiO2)

Quartz (likely Jasper or Chert variety)

Quartz (SiO₂)

Quartz (likely a macrocrystalline variety like milky quartz or smoky quartz, given the appearance in the image)

Quartz (SiO₂ - Silicon Dioxide)

Quartz (chalcedony variety) or Limestone with Quartz Veins

SiO2 (for Quartz/Chalcedony); CaCO3 (for Limestone)

Lapis Lazuli

Lapis Lazuli (Rock containing Lazurite, Na8[AlSi O4]6[S,Cl,SO4,OH]2)

Orange Calcite

Calcite (Calcium Carbonate, CaCO3)

Tiger's Eye

Tiger's Eye (a variety of Chalcedony, which is cryptocrystalline quartz). Chemical Formula: SiO2 with inclusions of crocidolite fibers.

Blue Quartz

Quartz (SiO2) with inclusions

Gossan (Iron Hat)

Limonitic Gossan (predominantly FeO(OH)·nH2O)

Greisen

Greisen