Red-orange mineral crystals

3008 × 2000

Green and White Crystals

1280 × 963

Red and White Crystals

1276 × 850

Dark Blue Crystals on Rock

1590 × 1024

Red Crystals on Rock — Dramatic

4288 × 2848

Pyrite Mineral Cluster — Gray

1360 × 1024

Crystal Cluster on Rock

1280 × 837

white calcite crystals

3628 × 2821

Green Crystals on Rock — Dramatic, Photograph

1280 × 914

Yellow-green Crystals on Rock

1280 × 946

yellow mineral crystals in cave

3888 × 2592

Cluster of Amethyst Crystals — Purple

1280 × 800