Organic (Geological Relative)

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.

Serpentinite

Serpentinite (composed primarily of serpentine-group minerals like antigorite, chrysotile, and lizardite; chemical formula varies but generally Mg3Si2O5(OH)4)

Chert (Yellow Jasper variant)

Microcrystalline Quartz (SiO2)

Limonite (Iron Ore)

Hydrous Iron Oxide (goethite, lepidocrocite)

Amazonite

Amazonite (KAlSi3O8)

Mica (likely Muscovite)

Muscovite / KAl2(AlSi3O10)(OH)2

Granite

Granite (a felsic intrusive igneous rock)

Caliche (also known as hardpan, calcrete, kankar)

Primarily composed of calcium carbonate (CaCO₃), often mixed with other minerals like quartz, clay minerals, and iron oxides.

Mother of Pearl (Nacre)

Calcium Carbonate (primarily aragonite, with conchiolin)

Fluorite

Fluorite (Calcium Fluoride, CaF2)

Concretion

Various mineral compositions, typically carbonate or iron oxide cemented sediment

Peridot (likely, based on color and appearance)

Olivine group mineral, specifically (Mg,Fe)2SiO4 (Forsterite-Fayalite solid solution series)

Shale

Shale (clastic sedimentary rock)

Petrified Wood

Silicified wood (primarily SiO2)

Graphite-veined Quartzite

Meta-sedimentary Quartzite with Carbonaceous/Graphitic Inclusions (SiO2 + C)

Shale with Vein Infillings

Shale (a fine-grained clastic sedimentary rock). The veins could be Calcite (CaCO3), Quartz (SiO2), or other minerals.

Popcorn

Zea mays everta (P. Wilson) (Botanical name for the corn variety)

Carnelian

Chalcedony (cryptocrystalline quartz), SiO2

Granite

Granite (a felsic intrusive igneous rock)

Hand-Drawn Gengar Pokémon Card Artist Item

Lignocellulosic Fiber (Cellulose, C6H10O5) with wax-based pigment (crayon/colored pencil)

Dendritic Agate (or Dendritic Opal)

SiO2 (for Agate), SiO2·nH2O (for Opal)

Rhodonite

Rhodonite (MnSiO3)

Pyrite

Pyrite (Iron Disulfide), FeS2

Chert (varietal: Jasper or Flint likely, but definitive identification is difficult from image)

SiO₂ (silicon dioxide)

Aquamarine

Beryl (Be3Al2Si6O18), specifically the blue-green variety

Shale or Mudstone (Based on appearance)

Shale (fine-grained, laminated fissile sedimentary rock) / Mudstone (fine-grained, non-fissile sedimentary rock)

Quartz (River-worn Pebble)

Quartz (SiO2)

Banded Chert

Chert (a microcrystalline variety of quartz, SiO2 with minor impurities)

Fossilized Wood (Petrified Wood)

Silicified Wood (primarily quartz/chalcedony replacing organic matter)

Chert / Flint

Chert (varietal name for microcrystalline quartz). Chemical formula: SiO₂

Marble

Marble (metamorphosed limestone/dolostone). Predominantly composed of Calcite (CaCO3) for marble derived from limestone, or Dolomite (CaMg(CO3)2) for marble derived from dolostone.

Asphalt

Asphalt concrete (engineered material, not a naturally occurring rock/mineral in this form)

Shale

Shale

Dog (Sleeping)

Canis familiaris (or Canis lupus familiaris)

Pearl

Calcium Carbonate (Aragonite or Calcite) and Conchiolin

Biological Specimen (Domestic Dog)

Canis lupus familiaris

Lapis Lazuli

Lapis Lazuli (a rock composed primarily of Lazurite)

French Bulldog (Blue Variety)

Canis lupus familiaris

Ambergris

Ambrein (C30H52O)

Marble

Marbles are primarily composed of calcite (calcium carbonate, CaCO3) or dolomite (calcium magnesium carbonate, CaMg(CO3)2).

Opalite (a synthetic glass, often confused with Opal)

Silicon dioxide glass (SiO2nH2O, for natural opal)

Pyrite

Pyrite (Iron sulfide, FeS₂)