Basalt with Quartz/Calcite Vein
Amygdaloidal Basalt (matrix) with Mineral Vein filling
Category
Browse mineral side rock specimens identified by the Rock Identifier community.
Basalt with Quartz/Calcite Vein
Amygdaloidal Basalt (matrix) with Mineral Vein filling
Sandstone (Quartzite Pebble)
Arenite (primarily SiO2)
Vesicular Basalt
Vesicular Basalt (Aphanitic-Vesicular Mafic Rock)
Ferruginous Sandstone
Arenite with Iron-oxide cement
Pyrite on Quartz matrix
Iron Disulfide (FeS2) on Silicon Dioxide (SiO2)
Sandstone (Ferruginous)
Arenite with Iron Oxide staining (Fe2O3)
Turquoise (Dyed Howlite/Magnesite)
CuAl6(PO4)4(OH)8·4H2O (Natural Turquoise) or Ca2B5SiO9(OH)5 (Howlite)
Sandstone
Clastic sedimentary rock (primarily SiO2)
Granite (Leucogranite)
Felsic Plutonic Rock (Granite)
Hematite Nodules (Moqui Marbles style)
Iron Oxide (Fe2O3)
Clear Quartz
SiO2 (Silicon Dioxide)
Limonite (Iron Ore)
Limonite (FeO(OH)·nH2O)
Amygdaloidal Basalt
Amygdaloidal Basalt (Mafic silicate with secondary mineral inclusions)
Greenstone
Protolith: Basaltic rock
Sandstone
Arenite (SiO2 based)
Sandstone
Arenite (primarily SiO2)
Sandstone (Quartzose)
Arenite (primarily SiO2)
Sandstone (Quartzose Sandstone)
Clastic Terrigenous Sedimentary Rock (primarily SiO2)
Sandstone (with Iron Staining)
Clastic sedimentary rock (SiO2 with Fe2O3 impurities)
Sandstone (with Quartz veining)
Arenite (primarily SiO2)
Zircon
Zircon (Zirconium Silicate - ZrSiO4)
Sandstone (Ferruginous)
Arenite with Iron-Oxide Cement (primarily SiO2 with Fe2O3/FeOOH)
Labradorite
(Ca, Na)(Al, Si)4O8
Sandstone (Ferruginous)
Sandstone (clastic sedimentary rock, mainly SiO2 with iron oxide cement)
Sandstone
Arenite (SiO2 primarily)
River Sandstone (Lithic Arenite)
Lithic Sandstone (SiO2 dominated with lithic fragments)
Sandstone (lithic wake/graywacke variety)
Arenite/Greywacke (SiO2 with lithic fragments)
Sandstone
Arenite (primarily SiO2)
Sandstone with Quartz Veining
Arenite with SiO2 veins
Sandstone
Arenite (SiO2 principal)
Sandstone
Arenite (primarily SiO2)
Sandstone
Arenite (primarily SiO2 - Silicon Dioxide)
Sandstone
Arenite (SiO2 primarily)
Sandstone (Ferruginous)
Arenite (Fe2O3 rich)
Sandstone
Arenite
Sandstone
Arenite (primarily SiO2)
Sandstone (Graywacke)
Arenite / Graywacke (SiO2 with lithic fragments)
Sandstone (Quartz Arenite)
Sandstone (Chemical formula: primarily SiO2)
Sandstone (likely Fossiliferous Sandstone)
Clastic sedimentary rock (primarily SiO2)
Sandstone
Arenite
Sandstone (Quartzose)
Arenite (primarily SiO2)
Sandstone
Arenite (primarily SiO2)