Mineral (Native Element)

Silver (Jewelry Specimen)

Native Silver (Ag)

Graphite

Graphite (Chemical Formula: C)

Rose Gold (Copper-Gold Alloy)

Aurum-Cuprum Alloy (Au-Cu)

Native Copper (Tumbled Nugget)

Cu (Native Element)

Silicon

Element Si

Diamond

Carbon (C)

Rough Diamond (Bort)

Diamond (C)

Silver (Native Element)

Ag (Argentum) - 90% Silver, 10% Copper alloy in specimen

Gold Nugget / Gold Flakes

Native Gold (Au)

Diamond

Carbon (C) - Native Element

Gold

Gold (Native Element); Au

Diamond (or Diamond Simulant)

Carbon (C) - Native Element

Diamond (or Cubic Zirconia imitation)

Carbon (C) - Native Element

Diamond (or high-quality simulant like Cubic Zirconia)

Carbon (C) - Native Element

Diamond

Carbon (C), Native Element

Silver Flakes in Glass

Silver (Ag)

Native Silver Nugget

Silver (Ag)

Silver Nuggets (Natural or Cast)

Native Silver (Ag)

Diamond

Native Carbon (C)

Gold Nugget

Native Gold (Au)

Gold Nugget

Native Gold (Au)

Silver (Native Element)

Silver (Ag) in an alloy of 90% Silver and 10% Copper

Diamond

Native Carbon (C)

Diamond

Native Carbon (C)

Silver (Native Element)

Ag (Argentum)

Silver (Jewelry form)

Native Silver (Ag)

Diamond

Native Carbon (C)

Silver (Jewelry Specimen)

Native Silver (Chemical Formula: Ag)

Silver (S925)

Native Silver (Ag)

Rough Diamond

Diamond (Native Element Carbon, C)

Silver (Native Element / Alloy)

Silver (Ag)

Diamond

Native Carbon (C)

Native Copper with Malachite and Chrysocolla

Native Copper (Cu) with Malachite [Cu2CO3(OH)2] and Chrysocolla [(Cu,Al)2H2Si2O5(OH)4·nH2O]

Silver (Native Element)

Ag (Native Silver), with minor Copper (Cu)

Native Sulfur

Sulfur (S)

Diamond

Native Carbon (C)

Diamond

Native Carbon (C)

Diamond

Native Carbon (C)

Rough Diamond

Diamond (Carbon, C)

Silicon (Industrial Grade)

Elemental Silicon (Si)

Silver (Sterling Silver Jewelry)

Argentum (Ag) mixed with Copper (Cu)

Bismuth Crystal

Bismuth (element symbol Bi, atomic number 83)