Purple mineral specimen with black crystals

3048 × 1744

Red Mineral Specimen

800 × 600

Red crystal mineral specimen

3008 × 2000

Mineral Specimen with Crystals — White

1024 × 768

Mineral specimen with crystals

2700 × 2025

Blue and White Mineral Cluster — Dramatic

3630 × 2482

Cluster of Brown Crystals — Neutral

1280 × 879

Purple and Green Crystals

1280 × 951

Blue Mineral Specimen — Dramatic

1338 × 996

Gold Crystals on Rock

1239 × 1024

Blue Tourmaline Crystals

1800 × 1561

Purple crystals against blue sky

1920 × 1200