Citrine
Quartz (SiO2) - specifically, a variety of macrocrystalline quartz
mineral
Category
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Red Garnet
Garnet Group (e.g., Pyrope, Almandine, Spessartine, Grossular, Andradite, Uvarovite)
Mineral
Basalt (River Stone)
Basalt (SiO2 range 45-52%)
igneous
Red Jasper
Jasper (Silicon Dioxide with Iron Oxide inclusions - SiO2)
mineral
Blue Chalcedony
Chalcedony (a cryptocrystalline variety of Quartz - SiO₂)
Mineral
Jasper with Pyrite (Gold-colored inclusions)
Silicon Dioxide (SiO2) with Iron Disulfide (FeS2) inclusions
sedimentary (chemical/biological)
Bi-Color Tourmaline (or Watermelon Tourmaline)
Tourmaline (complex borosilicate mineral group with general formula AD3G6(BO3)3T6O18(OH,O)4)
Mineral
Picture Jasper
SiO2
Sedimentary/Mineral
Kyanite
Kyanite (Al2SiO5)
Mineral
Orange Quartz with Hematite inclusions
Quartz (SiO2) with Hematite (Fe2O3) inclusions
Mineral
Green Tree Agate
Agate (SiO2)
Mineral
Opalite (Man-made Glass)
Fused glass (typically made of dolomite and metal opacifiers)
Man-made Material / Glass
Hematite Beads
Hematite (Fe2O3)
Mineral
Kyanite
Kyanite (Al2SiO5)
Mineral
Amethyst
Quartz (SiO2) variety
Mineral
Goldstone
N/A (Synthetic Glass with Copper Inclusions)
Manufactured Glass
Quartz (Gray or Smoky variety)
Silicon Dioxide (SiO2)
mineral
Obsidian
Obsidian (volcanic glass)
Igneous
Clear Quartz (Tumbled)
Silicon Dioxide (SiO2)
mineral
Crystal Quartz Beads (likely Clear Quartz)
Quartz (SiO₂)
Mineral
Carnelian
Carnelian Agate (SiO2)
gemstone
Tumbled Carnelian
Carnelian (Var. of Chalcedony, SiO2)
mineral
Fuchsite
Fuchsite (a variety of Muscovite mica, K(Al,Cr)2(AlSi3O10)(OH)2)
mineral
River Pebble (Basalt or Gabbro)
Mafic Igneous Rock
igneous
Labradorite
(Ca,Na)(Al,Si)4O8
mineral
Blue Lace Agate (or similar Chalcedony)
SiO2 (Silicon Dioxide)
mineral
Quartz (likely a clear or rock crystal variety)
Quartz (SiO2 - Silicon Dioxide)
Mineral
Onyx Marble (also commonly called Onyx)
Calcite (CaCO3), often with other mineral impurities
Sedimentary Rock (specifically a type of Travertine)
Limonite (Iron Ore/Hydrated Iron Oxide)
Limonite (mixture of FeO(OH)·nH₂O minerals, mainly Goethite, FeO(OH) and Lepidocrocite, FeO(OH))
Mineral
Granite (weathered pebble)
Granite (plutonic igneous rock)
Igneous
Greisen (Quartz-Muscovite-Turretine Rock)
Greisen
Metamorphic Rock
Green Aventurine
SiO2
mineral
Chevron Amethyst
Quartz (SiO2) with patterned Amethyst and White Quartz/Milky Quartz
mineral
Sandstone
Arenite (SiO2 primarily)
sedimentary
Chert (Jasper or Flint variant)
Chert (composed of microcrystalline quartz, SiO2)
sedimentary
N/A (The provided image is a storyboard/digital document)
N/A
Sandstone
Sandstone (lithified arenite/wacke)
Sedimentary Rock
Fossiliferous Limestone
Limestone (composed primarily of calcite with included fossils CaCO3)
Sedimentary
Carnelian Agate
Silicon Dioxide (SiO2)
mineral
Muscovite Mica
Muscovite (Potassium Aluminum Silicate Hydroxide Fluoride), KAl2(AlSi3O10)(OH,F)2
mineral
Chalcedony (specifically Agate or Carnelian)
Silicon Dioxide (SiO2)
mineral
Agate
Agate (Chalcedony), SiO2
Mineral