Mineral (Native Element)

Native Silver

Silver (Ag)

Silicon

Silicon (Si)

Chromium (Chrome)

Chromium (Cr)

Bismuth

Bismuth (Bi)

Bismuth

Bismuth (Bi)

Amethyst (Purple), Sulfur (Yellow), and Blue Apatite

SiO2 (Quartz), S (Native Sulfur), Ca5(PO4)3(F,Cl,OH) (Apatite Group)

Native Copper in Basalt

Cu-element in Mafic Volcanic Rock (Basalt)

Native Copper

Copper (Cu)

Native Copper

Copper (Cu)

Native Copper

Copper (Cu)

Copper Nugget

Native Copper (Cu)

Bismuth

Bismuth (Bi)

Silver (Native Silver/Alloy Specimen)

Ag (Native Silver element), specifically a 90% Ag / 10% Cu alloy

Native Copper

Native Copper (Cu)

Native Copper

Copper (Cu)

Native Copper with Malachite/Oxide Coating

Native Copper (Cu)

Native Copper

Copper (Cu)

Pegmatite with Tourmaline and Quartz

Igneous Pegmatite

Silver Nugget

Native Silver (Ag)

Silicon

Element Si

Collection of Minerals and Ores

Various (e.g., Uraninite (U3O8), Carbon (C), Native Gold (Au), Hematite (Fe2O3), Galena (PbS), etc.)

Quartz-bearing Pegmatite with Metallic Sulfides

Pegmatite / Quartz-Feldspar Matrix with Pyrite and Mica

Native Gold in Quartz

Native Gold (Au)

Native Copper

Native Copper (Cu)

Celestite

Celestine (SrSO4)

Gold Nugget / Native Gold

Native Gold (Au)

Native Copper

Native Copper (Cu)

Gold Nugget

Native Gold (Au)

Gold Flake / Placer Gold

Native Gold (Au)

Gold Nugget

Native Gold (Au)

Pegmatite

Igneous Pegmatite

Native Gold

Native Gold (Au)

Celestite Geode

Strontium Sulfate (SrSO4)

Celestine (or Celestite) on Matrix

Celestine (SrSO4)

Amygdaloidal Basalt

Amygdaloidal Basalt (Mafic volcanic rock)

Gold

Native gold (Au)

Native Copper

Native Copper (Cu)

Diamond (or Simulant)

Carbon (C)

Gold Mineral

Native Gold (Au)

Bismuthinite with Chalcopyrite and Quartz

Bismuthinite (Bi2S3) and Chalcopyrite (CuFeS2)

Native Copper within Host Rock

Native Copper (Cu)

Gold Nugget

Native Gold (Au)