Fossiliferous Limestone
Limestone (composed primarily of calcite with included fossils CaCO3)
Category
Browse mineral (man made aura treatment) specimens identified by the Rock Identifier community.
Fossiliferous Limestone
Limestone (composed primarily of calcite with included fossils CaCO3)
Quartz (likely) or a Quartzite Pebble
Silicon dioxide (SiO2) for quartz. If it's quartzite, it's a metamorphic rock primarily composed of quartz.
Synthetic Convention Badge (Plastic/PVC)
Polyvinyl Chloride (PVC) / Polycarbonate
Native Copper
Native Copper (Cu)
Sandstone (with potential mineral inclusions)
Clastic sedimentary rock (primarily Quartz, SiO2)
Granite
Granite (a common rock type, not a single mineral; composed primarily of Quartz, Feldspar (Orthoclase and Plagioclase), and Mica (Biotite and/or Muscovite) and/or Amphibole)
Malachite
Malachite (Cu2CO3(OH)2)
Fluorite
Calcium Fluoride (CaF2)
Limonite (Iron Ore)
FeO(OH)·nH2O (Hydrous ferric oxide)
Olivine (Peridot)
Olivine (Magnesium Iron Silicate, (Mg,Fe)2SiO4)
Citrine
Silicon Dioxide (SiO2)
Pearl
Aragonite / Calcium Carbonate (CaCO3)
Fluorite (likely Fluorite on Quartz/Matrix)
Calcium Fluoride (CaF2)
Quartz
Quartz (Silicon Dioxide - SiO2)
Pebble (likely Quartz or Chert)
SiO₂ (Silicon Dioxide) - referring to the likely main mineral composition, Quartz. If it's chert, the scientific name remains SiO₂ with a microcrystalline structure.
Fluorite (Rainbow, Purple-Blue Tumbled)
Calcium Fluoride (CaF2)
Limonite (Iron Ore)
FeO(OH)·nH2O (Hydrous ferric oxide)
Rainbow Fluorite
Fluorite (Calcium Fluoride, CaF2)
Green Fluorite
Calcium Fluoride (CaF2)
Satin Spar (Selenite)
Gypsum (Calcium Sulfate Dihydrate) - CaSO4·2H2O
Clear Quartz
Silicon Dioxide (SiO2)
Quartz (Pale Rose or Milky Variety)
Silicon Dioxide (SiO2)
Fluorite
Calcium Fluoride (CaF2)
Marble
Metamorphosed Limestone (main mineral: Calcite, CaCO3)
Limestone (specifically Travertine or Tufa)
Calcium Carbonate (CaCO3)
Granite
Granite (a common term for a felsic intrusive igneous rock)
Green Fluorite
Fluorite (Calcium Fluoride, CaF2)
Seraphinite
Clinochlore (Mg,Fe)5Al(AlSi3O10)(OH)8 - specific variety for Seraphinite due to its fibrous inclusions and chatoyancy.
Limonite (Iron Ore)
Limonite (FeO(OH)·nH2O)
Green Fluorite
Calcium Fluoride (CaF2)
Obsidian
Volcanic glass (SiO2 - Silicon Dioxide with impurities)
Limestone (Weathered)
Calcium Carbonate (CaCO3)
Fluorite (translucent octahedral crystal)
Calcium fluoride (CaF2)
Quartz (Chert/Chalcedony Variety)
Silicon Dioxide (SiO2)
Fossilized Coral
Scleractinia (fossil order), primarily Calcium Carbonate (CaCO3)
Limonite (Iron Ore)
Limonite (Hydrous iron(III) oxide-hydroxide mixture, primarily FeO(OH)·nH2O)
Limonite (Iron Ore)
Hydrated Iron(III) Oxide-Hydroxide (FeO(OH)·nH2O)
Serpentine
Serpentinite (a rock composed primarily of serpentine minerals like antigorite, chrysotile, and lizardite; general formula (Mg, Fe)3Si2O5(OH)4)
Sandstone
Arenite
Sandstone
Arenite (composed primarily of SiO2)
Fluorite
Calcium Fluoride (CaF2)
Green Fluorite
Fluorite (Calcium Fluoride, CaF2)