Rock Identifier

Category

Mineral, Jewelry

Browse mineral, jewelry specimens identified by the Rock Identifier community.

Learn about Mineral, Jewelry in the encyclopedia

Glauconite

Hutcheonite

Halite

Sperrylite

Baddeleyite

Anatase

Brookite

Talc

Euxenite

Eltyubyuite

Buergerite

Dolomite

Clear Quartz (Tumbled) (Silicon Dioxide (SiO2)) — mineral

Clear Quartz (Tumbled)

Silicon Dioxide (SiO2)

Banded Agate (Cryptocrystalline Quartz (SiO2)) — mineral

Banded Agate

Cryptocrystalline Quartz (SiO2)

Agate (Polished Cabochon Slice) (Silicon Dioxide (SiO2)) — mineral

Agate (Polished Cabochon Slice)

Silicon Dioxide (SiO2)

Tumbled Rose Quartz with Matrix (Rose Quartz - SiO2 (Silicon Dioxide)) — mineral

Tumbled Rose Quartz with Matrix

Rose Quartz - SiO2 (Silicon Dioxide)

Agate Geode Slice (Silicon Dioxide (SiO2) with trace elements) — sedimentary

Agate Geode Slice

Silicon Dioxide (SiO2) with trace elements

Quartz Geode (partially opened) (Silicon Dioxide (SiO2) with iron staining) — mineral

Quartz Geode (partially opened)

Silicon Dioxide (SiO2) with iron staining

Quartz Geode (Silicon Dioxide (SiO2)) — mineral

Quartz Geode

Silicon Dioxide (SiO2)

Rose Quartz (Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese) — mineral

Rose Quartz

Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Quartz (Tumbled/Water-worn) (Silicon Dioxide (SiO2)) — mineral

Quartz (Tumbled/Water-worn)

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

African Turquoise (Jasper / Quartz matrix (Trade name: African Turquoise, chemically a form of microcrystalline quartz with various mineral inclusions)) — gemstone

African Turquoise

Jasper / Quartz matrix (Trade name: African Turquoise, chemically a form of microcrystalline quartz with various mineral inclusions)

Green Aventurine (Silicon Dioxide (Quartz) with inclusions of Fuchsite mica (K(Al,Cr)2(AlSi3O10)(OH)2)) — metamorphic

Green Aventurine

Silicon Dioxide (Quartz) with inclusions of Fuchsite mica (K(Al,Cr)2(AlSi3O10)(OH)2)

Quartz (Small Pebble) (Silicon Dioxide (SiO2)) — mineral

Quartz (Small Pebble)

Silicon Dioxide (SiO2)

Quartz Geode (Crystalline Silicon Dioxide (SiO2)) — mineral

Quartz Geode

Crystalline Silicon Dioxide (SiO2)

Hematite (Iron Oxide (Fe2O3)) — mineral

Hematite

Iron Oxide (Fe2O3)

Turquoise (possible Howlite imitation) (Hydrated phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)) — mineral

Turquoise (possible Howlite imitation)

Hydrated phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)

Turquoise (CuAl6(PO4)4(OH)8·4H2O (Hydrous phosphate of copper and aluminium)) — mineral

Turquoise

CuAl6(PO4)4(OH)8·4H2O (Hydrous phosphate of copper and aluminium)

Quartz (Tumbled) (Silicon Dioxide (SiO2)) — mineral

Quartz (Tumbled)

Silicon Dioxide (SiO2)

Unakite (Epidotized Granite) — metamorphic

Unakite

Epidotized Granite

Coral Skeleton / Fossil Coral (Scleractinia (Aragonite, CaCO3)) — fossil

Coral Skeleton / Fossil Coral

Scleractinia (Aragonite, CaCO3)

Hematite Nodule (Iron oxide, Fe2O3) — mineral

Hematite Nodule

Iron oxide, Fe2O3

Assorted Tumbled Gemstones (Mixed oxides and silicates (including Quartz, Chalcedony, and Feldspar variants)) — mineral

Assorted Tumbled Gemstones

Mixed oxides and silicates (including Quartz, Chalcedony, and Feldspar variants)

Diamond (in a metal ring setting) (Diamond (Pure Carbon, C)) — mineral

Diamond (in a metal ring setting)

Diamond (Pure Carbon, C)

Carnelian Agate (Silicon Dioxide (SiO2) - variety of Chalcedony) — sedimentary

Carnelian Agate

Silicon Dioxide (SiO2) - variety of Chalcedony

Rhodochrosite (Manganese Carbonate (MnCO3)) — mineral

Rhodochrosite

Manganese Carbonate (MnCO3)

Iolite (Cordierite) (Cordierite (Magnesium iron aluminum cyclosilicate), Mg2Al4Si5O18) — metamorphic

Iolite (Cordierite)

Cordierite (Magnesium iron aluminum cyclosilicate), Mg2Al4Si5O18

Diamond (Faceted) (Carbon (C)) — mineral

Diamond (Faceted)

Carbon (C)

Carnelian (Carnelian Chalcedony (SiO2 with Hematite impurities)) — mineral

Carnelian

Carnelian Chalcedony (SiO2 with Hematite impurities)

Diamond (Carbon (C)) — mineral

Diamond

Carbon (C)

Labradorite (Labradorite ((Ca, Na)(Al, Si)4O8)) — mineral

Labradorite

Labradorite ((Ca, Na)(Al, Si)4O8)

Carnelian (Carnelian Agate (Silica: SiO2)) — mineral

Carnelian

Carnelian Agate (Silica: SiO2)

Smoky Quartz (Smoky Quartz (Silicon Dioxide, SiO2)) — mineral

Smoky Quartz

Smoky Quartz (Silicon Dioxide, SiO2)

Carnelian (Carnelian (Silicon Dioxide: SiO2 with Iron Oxide impurities)) — mineral

Carnelian

Carnelian (Silicon Dioxide: SiO2 with Iron Oxide impurities)

Moss Agate (Chalcedony (Silicon Dioxide, SiO2) with inclusions of Chlorite, Manganese, or Iron) — mineral

Moss Agate

Chalcedony (Silicon Dioxide, SiO2) with inclusions of Chlorite, Manganese, or Iron

Labradorite ((Ca, Na)(Al, Si)4O8) — mineral

Labradorite

(Ca, Na)(Al, Si)4O8

Aventurine (Aventurine Quartz (SiO2 + Fuchsite mica)) — mineral

Aventurine

Aventurine Quartz (SiO2 + Fuchsite mica)

Fire Quartz (Hematoid Quartz) (Quartz with Hematite inclusions (SiO2 + Fe2O3)) — mineral

Fire Quartz (Hematoid Quartz)

Quartz with Hematite inclusions (SiO2 + Fe2O3)

Carnelian (Carnelian Agate) (Carnelian (Silicon Dioxide - SiO2)) — mineral

Carnelian (Carnelian Agate)

Carnelian (Silicon Dioxide - SiO2)

Tiger's Eye (Pseudomorph of Quartz after Crocidolite (SiO2)) — mineral

Tiger's Eye

Pseudomorph of Quartz after Crocidolite (SiO2)

Green Moss Agate (Agate (Silicon Dioxide - SiO2 with inclusions of Manganese/Iron oxides)) — mineral

Green Moss Agate

Agate (Silicon Dioxide - SiO2 with inclusions of Manganese/Iron oxides)

Red Carnelian (Carnelian (Silicon Dioxide, SiO2)) — mineral

Red Carnelian

Carnelian (Silicon Dioxide, SiO2)