copper mineral specimen

4288 × 2848

copper nugget mineral specimen

2272 × 1704

Fossilized Pyrite Specimens

1024 × 768

Blue mineral specimen in display

1024 × 726

Mineral specimen display

3072 × 2304

Quartz Mineral Specimen

1024 × 768

green and red mineral specimen

2569 × 2098

Preserved giant octopus specimen

1276 × 1952

Gold Mineral Specimen — Dramatic

1191 × 850

pyrite mineral specimen

2048 × 1536

green and brown mineral specimen

1024 × 802

Faceted mineral specimen

2122 × 1014