Not A Rock Or Mineral

Greenstone (likely chlorite schist)

Chlorite-rich metamafic rock; commonly chlorite + actinolite/epidote with quartz and feldspar

Quartz-bearing geode or vuggy quartz specimen

Quartz, silicon dioxide (SiO₂), possibly with chalcedony and iron-oxide staining

Synthetic Wolf Plush (Non-mineral)

Canis lupus similis (Prop material: Polyester & Synthetic fibers)

Desert rose gypsum

Gypsum (CaSO₄·2H₂O), forming rosette aggregates with sand inclusions

Possible weathered iron-rich rock or breccia

Indeterminate; likely iron-oxide-stained silicate rock, possibly basaltic breccia or limonite-bearing material

Polished red jasper

Jasper, an opaque microcrystalline variety of quartz (SiO₂), colored mainly by iron oxides

Vesicular basalt (likely weathered volcanic scoria)

Basaltic scoria; primarily plagioclase, pyroxene, and olivine

Turquoise

Turquoise, hydrated copper–aluminum phosphate: CuAl₆(PO₄)₄(OH)₈·4H₂O

Tumbled red jasper

Jasper, an opaque microcrystalline variety of quartz (SiO₂), colored mainly by iron oxides

Carved yellow stone butterfly

Undetermined; possibly carved soapstone (talc-rich rock) or another soft ornamental stone

Possible iron-rich nodule or weathered ironstone

Limonite/goethite-rich concretion; commonly represented as FeO(OH)·nH₂O with iron oxides

Bauxite

Bauxite (Mixture of Hydrous Aluminum Oxides)

Druzy quartz on matrix

Quartz (SiO₂), microcrystalline crystal coating

Lapis Lazuli (Low Grade)

Lazurite-rich metamorphic rock ((Na,Ca)8(AlSiO4)6(SO4,S,Cl,OH)2)

Pearls

Pearl: biomineralized aragonite (CaCO₃) and conchiolin

Pegmatitic granite

Granite/pegmatite; predominantly quartz (SiO₂), feldspar, and mica

Dark fine-grained rock, likely basalt

Basalt; chiefly plagioclase feldspar and pyroxene, commonly with olivine and iron oxides

Kyanite-rich schist (probable)

Kyanite-bearing quartz–mica schist; kyanite, Al₂SiO₅

Red-and-green jasper

Jasper, microcrystalline quartz (SiO₂), colored mainly by iron oxides and possibly chlorite/epidote

Chert (likely chalcedony-rich flint)

Microcrystalline quartz, SiO₂ (quartz/chalcedony)

Weathered iron-rich rock or concretion

Likely limonite/goethite-bearing concretion; exact identification requires testing

Cowrie shell

Marine gastropod shell; likely a cowrie (family Cypraeidae), species not identifiable from the image

Bornite (“peacock ore”), likely weathered copper sulfide

Bornite, Cu₅FeS₄; possibly chalcopyrite, CuFeS₂, with iridescent tarnish

Lapis Lazuli

Lapis lazuli (Complex silicate rock containing Lazurite (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2, Calcite, and Pyrite)

Vesicular basalt (scoria-like volcanic rock)

Vesicular basalt; predominantly plagioclase, pyroxene, and volcanic glass, with possible iron oxides

Metal Chain Belt with Square Plates

Not applicable (man-made)

Tumbled sodalite

Sodalite, Na₈(Al₆Si₆O₂₄)Cl₂

Weathered mafic metamorphic rock, likely amphibolite or hornblende gneiss

Amphibolite; primarily hornblende amphibole and plagioclase feldspar, with possible biotite, quartz, and iron oxides

Eroded Brick or Pumice-like Scoria

Vesicular Basalt / Scoria (Anthropogenic variant: Eroded Firebrick)

Polished ocean jasper (orbicular jasper) cabochon

Silicified rhyolite/chalcedony, chiefly microcrystalline SiO₂; exact variety cannot be confirmed from the image

Pink granite

Granitic rock, chiefly quartz, alkali feldspar, plagioclase, and biotite/hornblende

Rounded pink granite cobble

Granite, chiefly quartz–alkali feldspar–plagioclase–biotite

Coarse-grained mafic igneous rock, likely gabbro

Gabbro; chiefly calcium-rich plagioclase feldspar and pyroxene, with possible olivine and amphibole

Bauxite

Bauxite (principal ore of aluminum, primarily Al(OH)3)

N/A (Non-Geological Specimen)

Pink tumbled stone, likely dyed howlite or magnesite

Most likely magnesite (MgCO₃) or howlite [Ca₂B₅SiO₉(OH)₅], artificially dyed pink; exact identification requires testing.

Dark speckled granite pebble

Granite, a quartz–feldspar–mica plutonic rock

Fossil tooth, likely shark tooth

Likely fossilized shark tooth (possibly a small lamniform shark; exact taxon cannot be confirmed from the image)

Lapis Lazuli

Lazurite-dominant Metamorphic Rock (complex aluminosilicate)

Lapis Lazuli (Tumbled)

Lazurite-dominated contact metamorphic rock

Lapis Lazuli

Na8[Al6Si6O24]Sn (Lazurite-rich metamorphic rock)

Weathered granitic rock fragment

Granite, likely quartz–feldspar–biotite aggregate