Colorful mineral specimen

1824 × 1551

Bismuth crystal specimen

1024 × 768

Pyramidal Mineral Specimen

1280 × 853

Red Crystal Cluster — Dramatic, Photograph

3301 × 4000

blue crystal mineral specimen

817 × 1309

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

mineral specimen with crystals

2319 × 1770

blue mineral specimen

3023 × 2602