Yellow Calcite
Calcium Carbonate (CaCO3)
Category
Browse sedimentary (processed mineral product) specimens identified by the Rock Identifier community.
Yellow Calcite
Calcium Carbonate (CaCO3)
Rhodonite
Manganese Inosilicate (Mn,Fe,Mg,Ca)SiO3
Milky Quartz
Silicon Dioxide (SiO2)
Yellow Calcite
Calcite (Calcium Carbonate, CaCO3)
Hag Stone
Perforated Sedimentary Rock
Turquoise
Hydrated phosphate of copper and aluminium: CuAl6(PO4)4(OH)8·4H2O
Dyed Blue Agate
Silicon Dioxide (SiO2) with artificial pigment
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
Quartz (River Pebble)
Silicon Dioxide (SiO2)
Quartzite
Quartzite (SiO2)
Pumice
Vesicular volcanic glass (primarily Alumino-silicates)
Basalt
Basalt (composition of Plagioclase feldspar, Pyroxene, and Olivine)
Pumice (specifically a water-worn, weathered variety)
Vesicular volcanic glass
Pumice
Pumice (Amorphous volcanic glass)
Coarse-Grained Marble
Recrystallized Limestone (Major component: CaCO3)
Jasper
Jasper (Silicon Dioxide, SiO2)
Amber
Succinite
Amber
Succinite (C10H16O)
Green Calcite
Calcium Carbonate (CaCO3)
Banded Agate
Agate (Silicon Dioxide, SiO2)
Sandstone (Quartz-rich)
Arenite (SiO2 based)
Sandstone (Water-worn Pebble)
Clastic sedimentary rock (primarily SiO2)
Septarian Nodule (Dragon Stone)
Septarian concretion (composition: CaCO3 - Calcite, Aragonite, and Siderite/Limestone)
Hematite (Iron Ore)
Hematite (Fe2O3)
Green Calcite
Calcium Carbonate (CaCO3)
Orange Calcite
Calcium Carbonate (CaCO3)
Pumice
Highly vesicular volcanic glass (unnamed scientific variant: Rhyolitic/Andesitic Pumice)
Quartzite
Quartzite (SiO2)
Pumice
Vesicular volcanic glass
Sandstone (likely Arkosic or Quartzose)
Arenite (SiO2 based with mineral inclusions)
Sandstone (Ferruginous)
Arenite (with Iron Oxides)
Coprolite
Fossilized Feces
Sandstone (Quartzose Sandstone)
Clastic sedimentary rock (primarily SiO2)
Petrified Wood
Silicified wood (Quartz/Chalcedony replacement) SiO2
Sandstone
Arenite (primarily SiO2)
Petrified Wood
Silicified Wood (SiO2 as Quartz/Chert/Chalcedony)
Calcite (commonly referred to as Orange Calcite or Honey Calcite given its color)
Calcite
Pyrite in Quartz
Iron Sulfide (FeS2) in Silicon Dioxide (SiO2)
Fossilized Shark Tooth
Scapanorhynchus (Sand Tiger Shark relative)
Red Jasper
Silicon Dioxide (SiO2) with Iron inclusions
Tree Agate
Silicon Dioxide (SiO2) - Dendritic Agate/Chalcedony
Yellow Jasper
Jasper (Silicon Dioxide, SiO2)