Vesicular Basalt with Mineral Inclusions
Vesicular Basalt
igneous
Category
Mineral (Evaporite)
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Granite
Phaneritic Igneous Rock (Granite)
igneous
Green Aventurine
Silicon dioxide (SiO2) with Fuchsite inclusions
mineral
Lepidolite (likely)
K(Li,Al)3(Al,Si)4O10(F,OH)2 (Phyllosilicate mineral, part of the mica group)
Mineral
Jasper with Manganese Dendrites
Silicon Dioxide (SiO2) with Oxide Mineral Inclusions
sedimentary
Granite
Intrusive Igneous Rock (composed of Quartz, Alkali Feldspar, and Plagioclase)
igneous
Beryl (var. Aquamarine/Blue Beryl) in Quartz Matrix
Beryllium Aluminum Silicate (Be3Al2Si6O18)
mineral
Greenstone / Greenschist
Greenschist (containing Chlorite, Epidote, Actinolite)
metamorphic
Serpentine
Antigorite/Lizardite (Mg, Fe)3Si2O5(OH)4
metamorphic
Granodiorite (River Cobble)
Granodiorite (contains Quartz, Plagioclase Feldspar, Biotite Mica)
igneous
Gneiss
Gneiss
metamorphic
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Black Sapphire
Corundum (Al2O3 with iron and titanium impurities)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Kimberlite with Diamond
Kimberlite (Diamond formula: C)
igneous
Granite Pebble
Phaneritic intrusive igneous rock (Quartz, Feldspar, Mica)
igneous
Diorite (Polished River Pebble)
Diorite (Intermediate intrusive igneous rock)
igneous
Gneiss
Gneiss (Metamorphic rock composed primarily of quartz, feldspar, and mica)
metamorphic
Mica Schist with Quartz
Mica-Quartz Schist (Muscovite subclass)
metamorphic
Diorite
Diorite (plutonic igneous rock)
igneous
Greenstone
Chlorite schist or metabasalt depending on specific composition
Metamorphic
Fossil Shark Tooth
Squalicorax (likely Squalicorax pristodontus or Squalicorax falcatus)
fossil
Fossil Shark Teeth (likely Sand Tiger Shark)
Carcharias taurus (fossilized dentition)
fossil
Granite
Granite (Felsic Intrusive Igneous Rock)
igneous
Granite
Phaneritic Igneous Rock (primarily Quartz, Feldspar, and Mica)
igneous
Pyrite (Fool's Gold)
Iron Disulfide (FeS2)
mineral
Vesicular Basalt
Vesicular Basalt (rich in silicate minerals mostly Plagioclase and Pyroxene)
igneous
Pegmatite (with smoky quartz and tourmaline/biotite)
Pegmatitic Granite
igneous
Epidote in Matrix (likely Amphibolite or Gneiss)
Epidote (Ca2(Al2,Fe)(SiO4)(Si2O7)O(OH)) in Metamorphic Matrix
metamorphic
Quartz-Veined Mudstone
Argillaceous Mudstone with Quartz Veining
sedimentary
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Eudialyte in Matrix
Eudialyte (Na4(Ca,Ce)2(Fe2+,Mn,Y)ZrSi8O22(OH,Cl)2)
mineral
Cinnabar
Mercury(II) sulfide (HgS)
mineral
Ametrine
Silicon Dioxide (SiO2) with impurities of iron
mineral
Pink Granite
Phaneritic Felsic Intrusive Igneous Rock
igneous
Amygdaloidal Basalt
Amygdaloidal Basalt (Mafic volcanic rock)
igneous
Agate
Agate (Chalcedony), SiO2
Mineral
Rough Ruby
Corundum (Al2O3 with Chromium impurities)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Sandstone
Arenite
sedimentary
Blue Zircon
Zircon (Zirconium Silicate), ZrSiO4
gemstone
Quartz (Citrine or Iron-Stained)
Silicon Dioxide (SiO2)
mineral