Mineral (Native Element)

Placer Gold Nugget

Native Gold (Au)

Gold Nugget

Native Gold (Au)

Gold Nugget

Native Gold (Au)

Gold

Native Gold (Au)

Gold Nugget

Native Gold (Au)

Gold

Native Gold (Au)

Gold Grain

Native Gold (Au)

Diamond

Native Carbon (C)

Gold Nugget

Native Gold (Au)

Copper Nugget

Native Copper (Cu)

Diamond (Set in Jewelry)

C (Native Carbon)

Michigan Float Copper

Native Copper (Cu)

Gold

Gold (Native Au)

Gold Nugget

Native Gold (Au)

Gold Flake

Native Gold (Au)

Gold Flakes in Oil (Novelty Specimen)

Native Gold (Au)

Diamond

Native Carbon (C)

Gold Nugget

Native Gold (Au)

Sulfur (in host rock)

Native Sulfur (S8)

Gold Nugget (Placer Gold)

Native Gold (Au)

Diamond

C (Carbon)

Diamond

Carbon (C)

Diamond

Carbon (C)

Rough Diamond

Diamond (pure Carbon, C)

Quartz-rich pegmatite (likely milky quartz with feldspar)

Pegmatitic quartz–feldspar rock; primarily SiO₂ quartz with K-feldspar/plagioclase

Eudialyte in Matrix

Na15Ca6Fe3Zr3Si26O72(OH,Cl,H2O)3

Pegmatitic pink feldspar–quartz rock

Granitic pegmatite; chiefly microcline/orthoclase feldspar (KAlSi₃O₈), quartz (SiO₂), and minor mica

Quartz-bearing feldspathic pegmatite

Pegmatite, chiefly quartz (SiO₂) and potassium feldspar (KAlSi₃O₈), possibly with mica

Polished fossil tooth or jaw fragment

Indeterminate vertebrate dental/bone fossil; likely mineralized enamel and dentine

Gold in Quartz Matrix

Native Gold (Au) with Quartz (SiO2)

Gold

Native Gold (Au)

Gold Nugget

Native Gold (Au)

Gold in Quartz Matrix

Native Gold (Au) with Quartz (SiO2) and Slate/Shale

Lepidolite

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

Milky Quartz with Matrix

Silicon Dioxide (SiO2)

Diamond (Cut Gemstone)

Natural Carbon (C)

Diamond (Blue Diamond)

Native Carbon (C)

Diamond (Cut Specimen)

Diamond (pure carbon, C)

Diamond

Diamond (pure Carbon, C)

Diamond

Carbon (C)

Diamond

Diamond (pure Carbon, C)

Fluorite on Matrix

Calcium Fluoride (CaF2)