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)

Gold

Gold (Native Element); Au

Diamond (or Cubic Zirconia imitation)

Carbon (C) - Native Element

Diamond (or Diamond Simulant)

Carbon (C) - Native Element

Diamond (or high-quality simulant like Cubic Zirconia)

Carbon (C) - Native Element

Diamond

Carbon (C), Native Element

Native copper nugget

Copper (Cu), native element

Diamond

Carbon (C) - Native Element

Rough Diamond (Bort)

Diamond (C)

Silver (Native Element)

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

Gold Nugget / Gold Flakes

Native Gold (Au)

Silver (Native Element)

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

Rough Diamond

Diamond (Native Element Carbon, C)

Silver Flakes in Glass

Silver (Ag)

Silver (Native Element)

Ag (Argentum)

Silver Nuggets (Natural or Cast)

Native Silver (Ag)

Native Silver Nugget

Silver (Ag)

Silver (Native Element)

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

Diamond

Native Carbon (C)

Gold Nugget

Native Gold (Au)

Diamond

Native Carbon (C)

Gold Nugget

Native Gold (Au)

Diamond

Native Carbon (C)

Silver (Jewelry Specimen)

Native Silver (Chemical Formula: Ag)

Diamond

Native Carbon (C)

Silver (S925)

Native Silver (Ag)

Silver (Jewelry form)

Native Silver (Ag)

Native bismuth

Bismuth (Bi), commonly with a naturally oxidized surface

Silver (Native Element / Alloy)

Silver (Ag)

Diamond

Native Carbon (C)

Native bismuth

Bismuth (Bi), commonly forming hopper crystals or aggregates

Native silver specimen (probable)

Silver, Ag; possibly silver-bearing sulfide or electrum

Native Sulfur

Sulfur (S)

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]

Diamond

Native Carbon (C)

Diamond

Native Carbon (C)