Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Category
Mineral, Jewelry
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Pink Opal
Hydrated silica (SiO2 "n H2O)
mineral
White Moonstone (Feldspar)
Potassium aluminum silicate (KAlSi3O8)
mineral
Copper Ore (likely Malachite or Chrysocolla staining)
Copper Secondary Mineral (e.g., Cu2CO3(OH)2)
mineral
Ocean Jasper
Silicon Dioxide (SiO2) with iron and other mineral inclusions
mineral
Rutilated Quartz
Silicon Dioxide (SiO2) with Titanium Dioxide (TiO2) inclusions
mineral
Raw Amber / Resin Mineral
Succinite (Fossilized Tree Resin)
gemstone
Fossil Shark Tooth
Chondrichthyes (Class)
fossil
Yellow Quartz
Silicon Dioxide (SiO2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Diamond (or Cubic Zirconia)
Crystallized Carbon (C) for Diamond; Zirconium Dioxide (ZrO2) for CZ
mineral
Blue Quartz (Aventurine)
Silicon Dioxide (SiO2) with fibrous inclusions (commonly Dumortierite)
mineral
Tumbled Quartz
Silicon Dioxide (SiO2)
mineral
Black Beach Pebble / Basalt Pebble
Basalt / Mafic Volcanic Rock
igneous
Diorite
Diorite (Phaneritic intermediate plutonic rock)
igneous
Quartz (Citrine or Iron-Stained)
Silicon Dioxide (SiO2)
mineral
Rhodonite in Quartz Matrix
Rhodonite (Manganese Iron Magnesium Calcium Silicate - Mn,Fe,Mg,Ca)SiO3
mineral
Chrysocolla on Matrix
Hydrated copper phyllosilicate (Cu,Al)2H2Si2O5(OH)4·nH2O
mineral
Rose Quartz
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz fragment
Silicon dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Unknown Tumbled Stone
Unknown (Too Blurry)
mineral
Yellow Sapphire or Citrine
Al2O3 (Corundum) or SiO2 (Quartz)
mineral
Green Tourmaline
Elbaite (part of Tourmaline group), Na(Li1.5Al1.5)Al6Si6O18(BO3)3(OH)4
mineral
Banded Agate
SiO2 (Silicon Dioxide)
mineral
Agate
SiO2
mineral
General Rock and Mineral Collection (Center: Angelite / Blue Anhydrite)
Anhydrite (Calcium Sulfate, CaSO4)
Mineral
Malachite
Malachite - Cu2CO3(OH)2
mineral
Pyrite in Matrix
Iron Sulfide (FeS2)
mineral
Gold Nugget
Native Gold (Au)
mineral
Dyed Agate
SiO2 (Silicon Dioxide)
mineral
Pyrite and Sunstone
Iron Sulfide (FeS2) and Plagioclase Feldspar ((Ca,Na)Al(Al,Si)Si2O8)
mineral
Turquoise and Red Coral (with Grizzly Bear Claw)
Turquoise (CuAl6(PO4)4(OH)8·4H2O) and Precious Coral (Corallium rubrum)
mineral
Lapis Lazuli
Complex silicate rock (lazurite, pyrite, calcite)
gemstone
Pyrite (Fool's Gold)
Iron Disulfide (FeS2)
mineral
Aquamarine with Sunstone
Aquamarine (Be3Al2Si6O18), Sunstone (Na,Ca)Al(Si,Al)Si2O8
Mineral
Quartz (Chalcedony)
Silicon Dioxide (SiO2)
mineral
Carnelian Agate
Silicon Dioxide (SiO2) with Iron Oxide inclusions
mineral
Larimar
Pectolite (a blue variety of Pectolite)
Mineral
Opalite
Synthetic Glass (Simulated Opal)
mineral
Geode
Quartz nodule / Chalcedony-lined cavity
sedimentary