Celadonite in Basalt (Green Earth)
Celadonite (K(Mg,Fe2+)(Fe3+,Al)Si4O10(OH)2)
Category
Browse mineral like industrial smelting waste specimens identified by the Rock Identifier community.
Celadonite in Basalt (Green Earth)
Celadonite (K(Mg,Fe2+)(Fe3+,Al)Si4O10(OH)2)
Prehnite
Prehnite (Ca2Al(AlSi3O10)(OH)2)
Biotite Schist
Biotite Schist
Amygdaloidal Basalt
Amygdaloidal Basalt (containing secondary minerals like Quartz, Zeolites, or Calcite)
Amber
Succinates
Serpentinite
Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)2-3(Si, Al, Fe)2O5(OH)4
Quartz (possibly Citrine or Smoky Quartz variety)
Silicon Dioxide (SiO2)
Vesicular Basalt with Epidote/Amygdaloidal Basalt
Amygdaloidal Basalt (Mg, Fe)2SiO4 + Ca2(Al, Fe)3(SiO4)3(OH)
Limonite Concretion (Ironstone)
Limonite / Goethite (FeO(OH)·nH2O)
Fluorite
Calcium Fluoride (CaF2)
Sparkling Druzy Quartz on Matrix
Silicon Dioxide (SiO2) with iron oxide inclusions
Quartzite
Quartzite (Primary mineral: Silicon Dioxide, SiO2)
Amygdaloidal Basalt
Amygdaloidal Mafic Volcanic Rock (Basalt)
Fluorite
Calcium Fluoride (CaF2)
Prehnite
Prehnite (Ca2Al2Si3O10(OH)2)
Kidney Stone
Nephrolith (typically Calcium Oxalate - CaC2O4)
Schist
Mica Schist
Moss Agate
SiO2
Amygdaloidal Basalt
Amygdaloidal Basalt with Secondary Infilling (e.g., Agate, Quartz, or Zeolite)
Obsidian
Amorphous volcanic glass (primarily SiO2)
Limonite (Ironstone)
Hydrated Iron Oxide (FeO(OH)·nH2O)
Rutilated Quartz (beads)
SiO2 with TiO2 inclusions (Titanium Dioxide inclusions within Quartz)
Gneiss
Gneiss (High-grade metamorphic rock)
Schist with Quartz/Mica
Mica Schist (primarily Muscovite and Quartz)
Sandstone (Quartz-rich)
Arenite
Tree Agate
Dendritic Agate (Silicon Dioxide, SiO2)
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
Red Jasper
Opaque microcrystalline Quartz (SiO2 with Fe2O3 inclusions)
Dendritic Quartz Pebble
Silicon Dioxide (SiO2) with Manganese/Iron oxide inclusions
Amygdaloidal Basalt
Basalt with Secondary Mineral Infillings
Strawberry Quartz (Quartz with Hematite inclusions)
Silicon Dioxide with Iron Oxide (SiO2 + Fe2O3)
Petrified Wood
Silicified Wood (primarily SiO2)
Obsidian
Obsidian (Volcanic Glass, SiO2 + impurity)
Petrified Wood
Silicified wood (primarily SiO2)
Gneiss
Gneiss (High-grade Regional Metamorphic Rock)
Snowflake Obsidian
Obsidian with Cristobalite inclusions
Goethite/Limonite Iron Ore Node
Goethite (FeO(OH)) or Limonite (mixture of hydrated iron oxides)
Prehnite
Prehnite (Ca2Al(AlSi3O10)(OH)2)
Smoky Quartz
Silicon Dioxide (SiO2) with aluminum impurities
Eclogite
Eclogite (Omphacite + Pyrope)
Quartz Vein in Host Rock
Silicon Dioxide (SiO2) within a metamorphic matrix
Green Glass (often marketed as 'Obsidian' or 'Green Quartz')
Amorphous Silica (SiO2) with copper or chromium additives