Larvikite
Monzonite (intermediate intrusive igneous rock containing plagioclase, alkali feldspar, augite, and biotite)
igneous
Category
Sedimentary Or Igneous Associated Mineral
Browse sedimentary or igneous associated mineral specimens identified by the Rock Identifier community.
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Granodiorite
Granodiorite (NaCa0.5(AlSi3O8)2(Fe,Mg)2)
igneous
Granite
Granite (Felsic Plutonic Rock)
igneous
Magnetite
Magnetite (Fe3O4)
mineral
Graphite
Graphite (Carbon, C)
mineral
Feldspar
Triclinic or Monoclinic Tectosilicate (e.g., KAlSi3O8)
mineral
Granite (tumbled pebble)
Granite (Plutonic Igneous Rock)
Igneous Rock
Apophyllite cluster
Fluorapophyllite-(K), KCa4(Si8O20)(F,OH)·8H2O
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Amazonite (likely mixed with other feldspars/minerals)
Amazonite is a variety of Microcline, which is a tectosilicate mineral, formula KAISi3O8. The mixed beads could include other feldspars or quartz.
Mineral
Aventurine
Aventurine Quartz (SiO2 with inclusions)
Mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Quartz (Orange/Pink variety)
Silicon Dioxide (SiO2)
mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (likely milky quartz or a stained variety)
Silicon Dioxide (SiO₂)
Mineral
Pink quartz bead strand (likely rose quartz or pink dyed quartz)
Quartz, silicon dioxide (SiO₂); probable rose quartz variety, possibly dyed or treated quartz/chalcedony
mineral
Chert (Flint Nodules)
Silicon Dioxide (SiO2)
sedimentary
Bloodstone
Chalcedony quartz variety Heliotrope (SiO2)
gemstone
Jasper
Microcrystalline Quartz (SiO2)
sedimentary
Red Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
sedimentary
Green Jasper / Chalcedony
Silicon Dioxide (SiO2)
sedimentary
Jasper (Chert)
Silicon Dioxide (SiO2)
sedimentary
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Lapis Lazuli
Lapis Lazuli (Rock containing lazurite, calcite, and pyrite)
rock
Quartz Geode
Silicon Dioxide (SiO2) within a sedimentary or igneous host
sedimentary
Chert (Red Jasper variant)
Silicon Dioxide (SiO2) with iron oxide inclusions
sedimentary
Blue Apatite
Fluoroapatite (Ca5(PO4)3F)
mineral
Yellow Calcite
Calcium Carbonate (CaCO3)
mineral
Banded Gneiss (Variety of Gneiss)
Gneiss (specifically, a variety exhibiting prominent banding; mineral composition can vary, but often contains quartz, feldspar, mica, and amphibole)
Metamorphic Rock
Polished orbicular jasper (likely ocean jasper)
Silicified microcrystalline quartz/chalcedony (SiO₂), with iron-oxide and other mineral inclusions
gemstone
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
mineral
Porphyritic Andesite
Andesite
igneous
Granite
Granite (a broadly defined plutonic igneous rock, often more specifically classified as quartz monzonite or granodiorite based on precise mineral percentages)
igneous
Polished zebra jasper
Jasper, microcrystalline quartz (SiO₂), with iron-oxide and manganese-rich banding
metamorphic
Silver Nuggets (Natural or Cast)
Native Silver (Ag)
mineral
Dalmation Stone (Dalmation Jasper)
Peralkaline rock (primarily Feldspar and Quartz with Arfvedsonite spots)
igneous
Pumice
Pumice (volcanic rock)
Igneous
Aquamarine with Sunstone
Aquamarine (Be3Al2Si6O18), Sunstone (Na,Ca)Al(Si,Al)Si2O8
Mineral
Jasper
Silicon Dioxide (SiO2) microcrystalline quartz
sedimentary
Chalcedony
Silicon Dioxide (SiO2)
sedimentary
Dragon Blood Jasper
Epidote with Red Piedmontite (Chalcedony/Quartz variant)
sedimentary