Man Made Metamorphic Style Composite

Clear Quartz

Silicon Dioxide (SiO2)

Sandstone

Arenite

Quartz geode or quartz-bearing rock

Quartz (SiO₂), likely in a chalcedony- or basalt-hosted cavity

Milky quartz

Quartz (silicon dioxide, SiO₂)

Quartzite

Metamorphic rock primarily composed of Quartz (SiO2)

Biotite Schist

Biotite Gneissic Schist (K(Mg,Fe)3AlSi3O10(OH)2)

Quartzite (Milky)

Metamorphic rock predominantly composed of Quartz (SiO2)

Schist

Mica Schist (primarily consisting of muscovite, biotite, and quartz)

Dark mafic metamorphic rock, likely amphibolite

Amphibolite; chiefly hornblende amphibole and plagioclase feldspar

Quartzite

Metamorphic rock composed primarily of quartz (SiO2)

Synthetic Wolf Plush (Non-mineral)

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

Tumbled greenstone-like pebble

Likely serpentine or chlorite-rich metamorphic rock; exact identification requires testing

Clear quartz crystal

Quartz (silicon dioxide, SiO₂)

Quartzite Pebble

Metamorphic rock predominantly composed of Quartz (SiO2)

Oak-grain Laminate (Industrial/Decorative Furniture Finish)

Melamine Resin-impregnated Decorative Paper on Particleboard (Cellulose/Thermosetting Plastic)

Quartzite

Metamorphic rock predominantly composed of Quartz (SiO2)

Rounded, banded metamorphic cobble

Likely gneiss or foliated quartz-rich metamorphic rock; exact identification is uncertain from the photograph.

Jade bangle

Likely nephrite jade (actinolite–tremolite amphibole); possibly jadeite

Sandstone (specifically Arkose or Quartz Arenite)

Arenite (primarily SiO2 with possible Feldspar)

Quartz-rich rock, likely milky quartz vein material

Mostly quartz (SiO₂); exact rock type cannot be determined from the image alone

Milky quartz

Quartz (silicon dioxide, SiO₂)

Calcite (commonly referred to as Orange Calcite or Honey Calcite given its color)

Calcite

Amphibolite with Hornblende

Amphibole-rich Metamorphic Rock (Ca2(Mg,Fe)5Si8O22(OH)2)

Limestone

Calcareous sedimentary rock (CaCO3)

Tumbled milky quartz

Quartz (SiO₂), microcrystalline or massive variety

Milky quartz vein fragment

Quartz (SiO₂), likely massive or vein quartz with minor iron-oxide/clay inclusions

Red Sandstone

Arenite (with Iron Oxide / Hematite staining)

Tumbled milky quartz pebble

Quartz (silicon dioxide, SiO₂), cryptocrystalline to microcrystalline variety

Milky quartz

Quartz (silicon dioxide, SiO₂)

Ferruginous Sandstone (Ironstone)

Clastic Sedimentary Rock (composed of SiO2 with Fe2O3/FeO(OH) cement)

Digital Multimeter (Synthetic Object)

Digital Multimeter (DMM)

Fossilized sea urchin

Echinoid test, likely a regular sea urchin; calcite (CaCO₃)

Pale green calcite

Calcite (CaCO₃)

Rough Apatite in Matrix

Fluorapatite / Chlorapatite / Hydroxylapatite (Ca5(PO4)3(F,Cl,OH))

Fossilized echinoid (sea urchin), likely a sand dollar fragment or small regular urchin

Echinodermata; commonly Clypeasteroida or Echinoida, preserved mainly as calcite (CaCO₃)

Weathered iron-rich rock, possibly jasper or ironstone

Likely limonite/goethite-bearing siliceous rock; exact identification requires hardness and streak tests

Note: The image provided is a fabric sock, not a geological specimen.

Polyester-Cotton Blend with Elastane

Weathered iron-rich stone, possibly limonite-bearing sandstone or laterite

Goethite–hematite/limonite mixture; exact identification requires testing

Weathered quartz-rich cobble, likely milky quartz

Quartz (SiO₂), possibly ferruginous milky quartz

Quartz crystal cluster

Quartz (silicon dioxide, SiO₂)

Rounded quartz-rich pebble

Massive quartz (silicon dioxide, SiO₂), possibly milky quartz or quartzite

Blue quartz (likely tumbled dyed or coated quartz)

Quartz, silicon dioxide (SiO₂)