Mineral Or Sedimentary Rock (With Mineral Inclusions)

Pink Granite

Phaneritic Felsic Igneous Rock (Rich in K-Feldspar)

Lapis Lazuli

Lazurite-rich metamorphic rock (approx. Na6Ca2(Al6Si6O24)(S,SO4,Cl)1,2)

Shale

Clastic sedimentary rock (primarily clay and silt minerals)

Epidote (Unakite-related)

Epidote (Ca2(Al,Fe)3(SiO4)3(OH))

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Milky Quartz (Vein Quartz)

Silicon Dioxide (SiO2)

Orange Calcite

Calcium Carbonate (CaCO3)

Charoite

Charoite (Hydrated potassium sodium calcium barium strontium silicate hydroxyfluoride)

Rose Quartz

Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese

Ocean Jasper

Orbicular Jasper (Silicon Dioxide, SiO2)

Rose Quartz

Silicon Dioxide (SiO2)

Tree Agate

Silicon Dioxide (SiO2) with dendritic inclusions

Blue Apatite

Fluorapatite (Ca5(PO4)3F)

Auriferous Quartz (Gold-bearing Quartz)

Silicon Dioxide (SiO2) with Elemental Gold (Au)

Serpentine (Serpentinite)

Serpentinite (complex silicate group including lizardite, chrysotile, and antigorite)

Green Calcite

Calcium Carbonate (CaCO3)

Quartz (Milky/Common Quartz)

Silicon Dioxide (SiO2)

Quartz Vein in Host Rock (Gossanous Matrtix)

Silicon Dioxide (SiO2) with iron oxides (Limonite/Hematite)

General Rock and Mineral Collection (Center: Angelite / Blue Anhydrite)

Anhydrite (Calcium Sulfate, CaSO4)

Sandstone with Concretions / Liesegang Rings

Arenite with iron oxide banding

Iron-Stained Quartz (Riverside Cobble)

Silicon Dioxide (SiO2) with Limonite/Hematite inclusions

Tree Agate

Dendritic Agate (Silicon Dioxide, SiO2)

Amygdaloidal Basalt

Amygdaloidal Basalt (containing secondary minerals like Quartz, Zeolites, or Calcite)

Lapis Lazuli

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

Foliated Metamorphic Rock (likely Gneiss or Schist)

Gneissic Metamorphic Rock

Red Jasper

Silicon Dioxide (SiO2) with Hematite impurities

Flower Agate

Chalcedony (SiO2) with Scolecite/Opaque inclusions

Greenschist (Chlorite Schist)

Greenschist (Metamorphic rock dominated by chlorite, actinolite, and epidote)

Snowflake Obsidian

Volcanic glass containing Spherulites (SiO2)

Ferruginous Quartz

Silicon Dioxide (SiO2) with Limonite/Hematite inclusions

Amber (Rough Baltics/Beach Specimen)

Succinicum (Organic Gemstone - Fossilized Resin)

Basalt (with possible Olivine inclusions)

Mafic Igneous Rock (primarily Plagioclase and Pyroxene)

Milky Quartz

Silicon Dioxide (SiO2)

Shale

Shale (Consolidated fine-grained clay/silt)

Sandstone (with potentially high Feldspar/Arkose content)

Clastic sedimentary rock (SiO2 dominated)

Green Aventurine

Silicon Dioxide (SiO2) with Fuchsite inclusions

Quartz (Milky or Cloudy Quartz)

Silicon Dioxide (SiO2)

Basalt

Mafic volcanic rock (various silicate minerals including Pyroxene and Plagioclase)

Tiger's Eye (Inlaid in a band)

SiO2 (Silicon Dioxide with Crocidolite inclusions)

Limestone (Brecciated/Recrystallized)

Calcium Carbonate (CaCO3)

Red Jasper

Jasper (SiO2) with Hematite (Fe2O3) inclusions

Quartz (Milky/Common)

Silicon Dioxide (SiO2)