Wood Beads (Palmwood/Ebony)
Various species for wood, but often refers to woods like Palmwood (e.g., Borassus flabellifer) or Ebony (Diospyros spp.) for their distinctive grain and hardness.
Organic Gem Material (Botanical)
Category
Organic Gem Material (Botanical)
Browse organic gem material (botanical) specimens identified by the Rock Identifier community.
Learn about Organic Gem Material (Botanical) in the encyclopedia
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Petrified Wood
Silicified wood (SiO2)
fossil
Amber
Succinicum (Organic polymer, largely C10H16O)
Organic Mineral
Fossilized Nut / Coprolite / Concretion
Trace Fossil / Permineralized Plant Material
fossil
Amber
Succiniferous organic material (Succinite)
fossil
Dendritic Agate (Tree Agate)
Chalcedony (Silicon Dioxide, SiO2) with Manganese or Iron Oxide inclusions
mineral
Amber
Fossilized Tree Resin (C10H16O)
gemstone
Petrified Wood
Silicified Wood (primarily Quartz/Chalcedony, formula SiO2)
fossil
Horse Chestnut (Buckeye seed)
Aesculus hippocastanum seed
Organic (Non-geological)
Amber
Succinite (C10H16O)
gemstone
Tree Agate (or Moss Agate)
Dendritic Agate (Silicon Dioxide - SiO2)
mineral
Fossilized Wood (Petrified Wood)
Agatized wood (primarily SiO2)
fossil
Amber
Resinite / Fossilized Tree Resin
mineral
Amber (Raw)
Succinite (Fossilized Resin)
mineraloid
Green Moss Agate
Agate (Silicon Dioxide, SiO2) with inclusions of hornblende or chlorite
mineral
Amber
Succinite (specifically for Baltic Amber), Formula: C10H16O
Mineraloid
Tumbled dendritic agate (likely Montana or moss agate)
Microcrystalline quartz, SiO₂, with iron/manganese-oxide dendrites
gemstone
Green Moss Agate
Agate (Silicon Dioxide - SiO2 with inclusions of Manganese/Iron oxides)
mineral
Amber
Succinrite (Organic Gemstone)
mineraloid
Amber
Succinite (organic mineraloid); Chemical formula: C10H16O
mineral
Amber / Fossilized Resin
Succinite / Fossilized Tree Resin
mineral
Petrified Wood
Silicified Wood (SiO2)
mineral
Amber
Succinite (Fossilized Resin)
gemstone
Lignite (Brown Coal)
Humic Lignite (Carbonaceous sedimentary rock)
sedimentary
Amber
Succinite (a specific common type) or Fossilized Tree Resin (C10H16O)
Mineraloid
Agate (Yellow Moss Agate)
Cryptocrystalline Quartz (SiO2)
mineral
Amber
Resinite (Succinite if from the Baltic); Chemical Formula: C10H16O (approximate)
Organic Diamond/Gemstone (often associated with Sedimentary sequences)
Amber
Fossilized Tree Resin (C10H16O)
mineral
Baltic Amber
Succinite (Polmerized conifer resin)
mineraloid
N/A (Non-Geological Specimen)
N/A
Jasper
Silicon dioxide (SiO2)
sedimentary
Unknown Organic Object (likely a berry or fruit)
Not applicable; this is not a geological specimen. If it were a cranberry, its scientific name would be Vaccinium macrocarpon; if a cherry, it would be Prunus avium or Prunus cerasus.
Organic Material (likely a fruit or berry)
Amber
Succinite (fossilized tree resin, C10H16O)
fossil
Pearl necklace
Pearl: biogenic calcium carbonate, primarily aragonite (CaCO₃), in a conchiolin matrix
gemstone
Amber
Succinate (Fossilized Tree Resin)
mineraloid
Petrified Wood
Silicified Wood (SiO2)
fossil
Petrified Wood
Petrified Wood (Silicified Wood)
fossil
Pearl and Garnet Glass
Calcium Carbonate (CaCO3) for pearl; Silicon Dioxide (SiO2) for glass
mineral and glass
Petrified Wood
Silicified Wood (SiO2)
mineral
Chalcedony Pebble
Cryptocrystalline Quartz (SiO2)
mineral
Coal
Bituminous or sub-bituminous coal (carbonaceous rock)
sedimentary
Moss Agate Geode Sphere
Silicon Dioxide (SiO2) - Chalcedony with Chlorite or Manganese inclusions
mineral