Metal (Elemental Mineral)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Granite

Intrusive Igneous Rock

Decorative gemstone bracelet or jewelry

Unidentifiable from the blurred image; likely colored glass or synthetic stones, possibly mixed gemstone beads

Gossan

Iron-rich regolith (mainly Limonite and Goethite, FeO(OH)·nH2O)

Pyrite

Iron Sulfide (FeS2)

Milky Quartz

Silicon Dioxide (SiO2)

Beryl (likely Aquamarine or Heliodor variant)

Beryllium aluminum cyclosilicate (Be3Al2Si6O18)

Peridot

Olivine (Magnesium Iron Silicate - (Mg, Fe)2SiO4)

Aquamarine

Beryl (Be3Al2Si6O18)

Likely weathered mafic rock (basalt or gabbro)

Basalt–gabbroic rock; chiefly plagioclase feldspar, pyroxene, and possibly olivine

Blue Sapphire and Diamond (Set in Metal)

Corundum (Al2O3) and Diamond (C)

Granite

Felsic intrusive igneous rock

Granite

Intrusive igneous rock

Bull Quartz (White Quartz)

Silicon Dioxide (SiO2)

Gold

Native Gold (Au)

Pyrite-bearing Rock

Iron Sulfide (FeS2) associated with host rock

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Likely native metallic mineral specimen

Uncertain from photograph; possibly pyrite (FeS₂) or a sulfide-rich metallic ore

Granite

Intrusive igneous rock (Felsic)

Native Copper

Native Copper (Cu)

Quartz / Calcite Vein Rock

Silicon Dioxide (SiO2) or Calcium Carbonate (CaCO3)

Copper Ore

Cupriferous Rock / Mixed Mineral Matrix

Quartz Veinated Sandstone or Siltstone

Silicon Dioxide (SiO2) within a clastic sedimentary matrix

Tree Agate

Chalcedony (SiO2) with Dendritic inclusions

Granite

Felsic intrusive igneous rock

Granite

Intrusive Igneous Rock

Granite

Intrusive igneous rock

Milky Quartz

Silicon Dioxide (SiO2)

Lepidolite and Tiger's Eye

K(Li,Al)3(Si,Al)4O10(F,OH)2 (Lepidolite) / SiO2 (Quartz/Tiger's Eye)

Gold Nugget

Native Gold (Au)

Lepidolite

K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2

Pyrite

Iron Disulfide (FeS2)

Likely metallic mineral specimens

Probably native iron or iron oxide/hydroxide material; exact identification requires testing

Amethyst Cluster

Silicon Dioxide (Quartz variety: Amethyst) - SiO2

Iron-stained quartz-bearing rock

Quartz (SiO₂), likely in a limonite/goethite-rich matrix

Native Copper

Native Copper (Cu)

Chalcopyrite on Quartz

Copper Iron Sulfide (CuFeS2)

Granite

Felsic intrusive igneous rock

Native gold in quartz matrix

Native gold (Au), with quartz (SiO₂) and possibly sulfide minerals

Native Copper

Native Copper (Cu)

Pyrite

Iron Disulfide (FeS2)

Iron Slag

Iron/Steel Slag (Ferrosilicate Glass)