Dalmatian Stone (Dalmatian Jasper)
Peralkaline Quartz-Feldspar Porphyry with Arfvedsonite
igneous
Category
Mixed: Igneous And Sedimentary
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Mixed Gemstone and Mineral Collection
Mixed Silica and Carbonate minerals (SiO2, CaSO4·2H2O, etc.)
mineral
Venetian Gold Granite
Phaneritic Felsic Igneous Rock (Granite)
igneous
Asphalt Concrete
Bituminous conglomerate
sedimentary
Jasper containing Agate (Jaspagate)
Silicon Dioxide (SiO2)
sedimentary
Pink Granite
Phaneritic Felsic Igneous Rock (Rich in K-Feldspar)
igneous
Mixed Mineral Specimens
Mixed Silicates, Oxides, and Phosphates (SiO₂, Ca₅(PO₄)₃(F,Cl,OH), Na₈Al₆Si₆O₂₄Cl₂, etc.)
mineral
Pink Granite
Phaneritic Plutonic Felsic Igneous Rock (Granite)
igneous
Pink Granite
Phaneritic Felsic Igneous Rock (Granite)
igneous
Greenstone or Epidote-rich rock
Epidote or Chlorite schist/greenstone
metamorphic
Blue Apatite
Apatite (Calcium Phosphate) - Ca5(PO4)3(F,Cl,OH)
mineral
Red Granite
Granite (Felsic Plutonic Rock)
igneous
Jasper (Green Jasper/Heliotropic Chert)
Silicon Dioxide (SiO₂)
sedimentary
Purple Lepidolite with Quartz
Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)
mineral
Glacial Cobbles (predominantly Granite and Gneiss)
Mixed lithologies (Quartz, Feldspar, Mica assemblage)
igneous and metamorphic
Dragon Blood Jasper
Epidote with Red Jasper (Quartz-rich aggregate)
sedimentary
Puddingstone
Conglomerate
Sedimentary
Granite
Phaneritic Igneous Rock (primarily Quartz, Feldspar, and Mica)
igneous
Yellow Jasper
Jasper (Silicon Dioxide with Iron Hydroxide impurities, SiO2 + FeO(OH))
sedimentary
Greenstone / Diorite
Intermediate plutonic igneous rock
igneous
Granodiorite
Intermediate Phaneritic Plutonic Rock
igneous
Granite
Granite (Felsic Plutonic Rock)
igneous
Amazonite with Smoky Quartz and Feldspar
Microcline (KAlSi3O8) with Quartz (SiO2)
mineral
Mookaite Jasper
Silicified Radiolarite (SiO2 with iron impurities)
sedimentary
Mookaite Jasper
Silicified Radiolarite (SiO2)
sedimentary
Gravel or Pebble
Clastic Sedimentary Grain (typically composed of Quartz or Silicate minerals)
sedimentary
Pink Granite
Intrusive Igneous Rock (high K-feldspar content)
igneous
Quartz and Mixed Sedimentary Rocks
Silicon Dioxide (SiO2) mixed with various clastic sedimentary lithologies
sedimentary
Mixed Mineral Collection (Quartz, Amethyst, Rose Quartz, Pyrite, etc.)
Mixed Silicates and Sulfides (SiO2, FeS2)
mineral
Diorite
Diorite (plutonic igneous rock)
igneous
Jasp-Agate
Cryptocrystalline Quartz (SiO2) with Iron Oxide inclusions
sedimentary
Granite (Pink/Potassium Feldspar rich)
Granite (K-feldspar rich intrusive igneous rock)
igneous
Concrete rubble
Anthropogenic conglomerate
sedimentary
Pink Granite
Phaneritic Felsic Igneous Rock (composed primarily of K-Feldspar, Quartz, and Mica)
igneous
Granodiorite (Weathered)
Granodiorite
igneous
Granodiorite (containing Biotite and Quartz)
Granodiorite (Plagioclase-rich phaneritic intrusive rock)
igneous
Mineral and Rock Collection (Assorted)
Mixed collection including Quartz (SiO2), Jasper (SiO2 with impurities), Rose Quartz, and Aventurine
mineral
Pink Granite
Phaneritic Felsic Igneous Rock (composed primarily of K-Feldspar, Quartz, and Mica)
igneous
Conglomerate
Conglomerate
sedimentary
Gabbro (Water-worn pebble)
Gabbro
igneous
Pegmatite with Lepidolite and Feldspar
Pegmatite (containing K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2 and KAlSi3O8)
igneous
Jasper with Quartz
Silicon Dioxide (SiO2) - Chalcedony variety
mineral