green mineral specimen

1600 × 900

Blue Mineral Specimen — Dramatic, Photograph

2504 × 1912

Green Mineral Cluster — Natural

2592 × 1944

Mineral Crystals on Rock

2319 × 1770

yellow crystal mineral specimen

1774 × 1800

Blue Crystals on Rock

3072 × 2304

pyrite mineral specimen

2048 × 1536

Faceted mineral specimen

2122 × 1014

Mineral specimen with black and yellow crystals

2000 × 1550

crystalline mineral specimen

2560 × 1920

Malachite Mineral Formation — Green

3072 × 2304

Red crystals on rock specimen

2760 × 1938