Metamorphic, Likely Sedimentary With Quartz Veins

Honey Calcite

Calcite (Calcium Carbonate, CaCO3)

Gold Ore in Quartz

Auriferous Quartz (SiO2 with Au inclusions)

Druzzy Quartz on Matrix

Silicon Dioxide (SiO2)

Banded Gneiss

Gneiss (High-grade Regional Metamorphic Rock)

Rose Quartz

Rose Quartz (SiO₂)

Iron-stained Quartz (with Limonite/Hematite)

Silicon Dioxide (SiO2) with Iron Oxide inclusions (FeO(OH) or Fe2O3)

Gneiss

Gneiss (High-grade metamorphic rock)

Aventurine

Silicon Dioxide (SiO2 with inclusions of Fuchsite mica)

Chalcedony (Quartz variety)

Silicon Dioxide (SiO2)

Schist (Micaceous Schist)

Schist (containing mainly Muscovite and Quartz)

Pink Marble or Rose Quartz (Likely Pink Marble based on carving texture)

Recrystallized Calcite (CaCO3)

Granite Gneiss

Gneiss (High-grade regional metamorphic rock)

Yellow Quartzite or Yellow Jasper

Quartzite (primarily SiO2 with Iron oxide staining)

Smoky Quartz

SiO2 (Silicon Dioxide)

Apatite

Apatite Group (e.g., Fluorapatite Ca5(PO4)3F, Chlorapatite Ca5(PO4)3Cl, Hydroxylapatite Ca5(PO4)3(OH))

Amethyst

Silicon Dioxide with Iron impurities (SiO2)

Sandstone (Micaceous Sandstone)

Arenite (SiO2 with KAl2(AlSi3O10)(OH)2 inclusions)

Ferruginous Quartz (Iron-stained Quartz)

Silicon Dioxide (SiO2) with Iron Oxide inclusions (Fe2O3)

Banded Gneiss

Gneiss (High-grade Metamorphic Rock)

Jasper (Iron-stained)

Silicon Dioxide (SiO2) with iron oxide inclusions

Biotite Schist

Biotite Schist

Gneiss

Gneiss (Metamorphic rock composed primarily of quartz, feldspar, and mica)

Red Chalcedony (likely dyed)

Chalcedony (a variety of Quartz), SiO2

Gneiss (Banded Gneiss)

Gneiss

Red Jasper

Jasper (Silicon Dioxide, SiO2)

Ruby Fuchsite / Ruby in Fuchsite

Ruby (Al2O3 variety corundum) and Fuchsite (K(Al,Cr)2AlSi3O10(OH)2 - a chromium-rich variety of muscovite mica) in Quartz matrix

Gneiss

High-grade foliated metamorphic rock

Gneiss

Gneiss (High-grade Regional Metamorphic Rock)

Red Jasper (possibly Agatized Jasper)

Jasper (Silicon Dioxide, SiO2 with Fe2O3 inclusions)

Milky Quartz with Iron Staining

Quartz (Silicon Dioxide, SiO2)

Chalcedony (Yellow Agate/Chert)

Silicon Dioxide (SiO2)

Quartz Vein with Iron Staining

Silicon Dioxide (SiO2) with limonite/hematite staining

Cloudy Quartz

Silicon Dioxide (SiO2)

Gneiss

Foliated Metamorphic Rock (Gneiss)

Amethyst

SiO2 (Silicon Dioxide)

Jasper with Quartz Veining

Silicon Dioxide (SiO2) with impurities

Brecciated Jasper

Silicon Dioxide (SiO2) with Hematite inclusions

Quartzite Pebble

Metamorphosed Quartz Sandstone (SiO2)

Yellow Quartz (Chalcedony)

Silicon Dioxide (SiO2)

Gneiss (with Quartzite and Mica)

Gneiss

River Cobble (Gneiss/Migmatite)

Gneissic Metamorphic Rock (composed mainly of Quartz, Feldspar, and Biotite)

Marble

Recrystallized Calcite (CaCO3)