Man Made Metamorphic Style Composite

Quartzite

Metamorphic Quartzite (SiO2)

Milky quartz

Quartz (silicon dioxide, SiO₂)

Banded Gneiss

Gneiss (Foliated Metamorphic Rock)

Slate

Slate (Foliated Metamorphic Rock)

Agate (specifically Botswana or Lake Superior style Agate)

Silicon Dioxide (SiO2) - Microcrystalline Quartz

Small metallic-gold mineral fragment, possibly pyrite

Pyrite (FeS₂), if confirmed

Quartzite

Metamorphic Quartzite (SiO2)

Quartzite

Quartzite (Metamorphosed Sandstone)

Red Quartzite

Quartzite (SiO2)

Tumbled aqua glassy mineral specimen, likely chrysocolla or turquoise imitation

Uncertain from image; possible chrysocolla (hydrated copper aluminosilicate, variable composition) or dyed/man-made glass

Flaked stone projectile point

Likely worked chert or fine-grained silicified shale; exact lithology cannot be confirmed from the image

Tumbled chalcedony (likely milky quartz)

Microcrystalline quartz, SiO₂; possibly pale agate or quartzite

Tumbled epidote-bearing rock (likely epidote–quartz–feldspar aggregate)

Epidote-rich metamorphic rock; minerals likely epidote (Ca₂(Al,Fe)₃Si₃O₁₂(OH), quartz, feldspar, and dark amphibole/biotite)

Blue tumbled glass-like specimen; likely blue slag glass

Likely man-made glass (silicate glass), not a natural mineral; exact material cannot be confirmed from the image

Moonstone (specifically Rainbow Moonstone / White Labradorite)

White Labradorite (Feldspar Group: (Na,Ca)(Al,Si)4O8)

Pearl and Garnet Glass

Calcium Carbonate (CaCO3) for pearl; Silicon Dioxide (SiO2) for glass

Aventurine

Silicon Dioxide (SiO2) with inclusions of Fuchsite

Green Quartzite

Metamorphic Quartzite (often colored by chromium-bearing minerals or fuchsite)

White Marble

Metamorphic Limestone (CaCO3)

Slate

Foliated Metamorphic Slate

Quartzite

Metamorphic Quartzite (SiO2)

White Marble

Recrystallized Calcite Rock (CaCO3)

Quartzite

Quartzite (Metamorphic Quartz Sandstone)

Pink Marble

Recrystallized Limestone (Calcium Carbonate, CaCO3)

Goldstone

N/A (Synthetic Glass with Copper Inclusions)

Luminous Stone (Glow-in-the-dark Synthetic/Man-made Stone)

Strontium Aluminate tinted glass or resin (Crystalline silicate/oxide mix)

Aventurine

Aventurine Quartz (SiO2 with inclusions of Fuchsite)

Dark gneiss or migmatitic amphibolite

Band ed gneiss; composition likely quartz–feldspar–biotite/amphibole, possibly migmatite

Blue faceted gemstone, likely synthetic sapphire or blue glass

Corundum (Al₂O₃) if sapphire; identity cannot be confirmed visually

Quartzite

Metamorphic Quartzite (SiO2)

Greenstone pebble

Greenstone (metamorphosed mafic rock, commonly altered basalt); exact identification requires testing

Banded calcite (likely polished limestone/marble fragment)

Calcite, CaCO₃; probable banded calcitic marble

Malaysian 50 Sen Coin

Coinage (specific alloy unknown without metallurgical analysis, but typically brass or bronze for this denomination and era)

Marble

Recrystallized Calcite (CaCO3)

Green Aventurine

Silicon Dioxide (SiO2) with inclusions of Fuchsite

Quartzite pebble

Quartzite (SiO2)

Likely tumbled epidote-bearing rock or green jasper

Epidote-group silicate, possibly in a jasper or serpentinite matrix

Smoky Quartz

Silicon Dioxide (SiO2)

Polished greenstone pebble

Likely nephrite jade (tremolite–actinolite), though serpentine or greenstone is possible from appearance alone

Tumbled greenstone, likely nephrite jade

Nephrite jade (interlocking tremolite–actinolite amphibole; Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂)

Arrowhead made of Moss Agate

Silicon Dioxide (SiO2) with manganese/iron inclusions

Marble

Recrystallized Calcite (CaCO3)