Yellow Jasper
Jasper (Silicon Dioxide, SiO2)
sedimentary (or mineraloid)
Category
Sedimentary (Or Mineraloid)
Browse sedimentary (or mineraloid) specimens identified by the Rock Identifier community.
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Amber
Succinite (Organic Mineraloid)
mineral
Green Opal
Hydrated Silica (SiO2·nH2O)
mineraloid
Limonite or Ironstone Nodule
FeO(OH)·nH2O (Hydrated iron(III) oxide-hydroxide)
sedimentary
Limonite (Ironstone)
Limonite (mixture of hydrated iron oxides, primarily Goethite α-FeO(OH))
mineral
Abalone Shell (Nacre)
Aragonite (CaCO3) - Biogenic Mineral
mineral
White Opal
Hydrated Silica (SiO2·nH2O)
mineral
Amber in Matrix
Succinite (Carbon-based organic polymer)
Organic (Sedimentary context)
Limonite/Ironstone
Limonite (FeO(OH)·nH2O)
mineral
Amber
Succinite (Organic Mineraloid) - C10H16O
mineral
Opal
Hydrated Silica (SiO2·nH2O)
mineral
Limonite (Iron Ore)
Limonite (Hydrated Iron Oxide, FeO(OH)·nH2O)
Mineral
Limonite (Iron Stone/Ocher)
Limonite (FeO(OH)·nH2O)
mineral
Jet
Lignite (Anthracite-grade compact coal)
sedimentary
Precious Opal
Hydrated Silica (SiO2·nH2O)
mineral
Opal (in Jewelry Setting)
Hydrated Silicon Dioxide (SiO2·nH2O)
gemstone
Opalite
Man-made opalescent glass
gemstone
Limonite (Iron Ore)
Limonite (an amorphous mixture of hydrated iron oxides, primarily FeO(OH)·nH2O)
mineral
Common Opal
SiO2·nH2O (Hydrated Silicon Dioxide)
mineraloid
Green Opal
Hydrated amorphous silica (SiO2·nH2O)
mineraloid
Amber
Succinate (Fossilized Tree Resin)
mineraloid
Opal
Hydrated silica (SiO2 · nH2O)
mineraloid
Limonite/Goethite on Shale
Hydrous ferric oxides (FeO(OH)·nH2O) often associated with argillaceous rock
sedimentary
Limonite (Iron Ore)
FeO(OH)·nH2O (Hydrated iron(III) oxide-hydroxide mixture)
mineral
Amber
Amber (C10H16O)
mineral
Limonite (Ironstone)
Limonite (mixture of hydrated iron(III) oxide-hydroxides)
mineral
Amber
Succinate (Fossilized Tree Resin)
mineraloid
Opal
Hydrated Silica (SiO2·nH2O)
mineraloid
Amber (Copal)
Succiniferous Resin
mineraloid
Opal
Hydrated amorphous silica (SiO2·nH2O)
mineral
Amber
Succiniferous fossil resin (C10H16O)
mineraloid
Limonitic Iron Ore / Goethite
Hydrated Iron(III) oxide-hydroxide (primarily FeO(OH)·nH2O)
sedimentary
Common Opal in Host Rock
Hydrated Silica (SiO2·nH2O)
mineraloid
Opalite
Synthetic Glass (Amorphized Silicon Dioxide)
mineraloid
Black Opal
Hydrated silica (SiO2·nH2O)
mineraloid
Limonite/Goethite Concretion
Hydrated Iron(III) Oxide-hydroxide (FeO(OH)·nH2O)
sedimentary
Amber (and Cubic Zirconia)
Fossilized Tree Resin
mineraloid
Amber
Succinates (C10H16O)
mineraloid
Common Opal
Hydrated Amorphous Silica (SiO2·nH2O)
mineraloid
Amber (Copal)
Fossilized Tree Resin
mineraloid
Opal
Hydrated silica (SiO2 "NH2O)
mineraloid
Amber
Succinate (Fossilized Tree Resin)
mineraloid