Mineral specimen with crystals

2647 × 1845

green crystals on white matrix

1457 × 1500

Amethyst and granular mineral cluster

3216 × 1537

Mesolite mineral from India

1280 × 1024

blue and gold mineral cluster

1600 × 1200

blue-green mineral fragments

2048 × 1536

cluster of quartz crystals

1024 × 768

purple and black mineral specimens

2420 × 1576

Butterflies on wooden surface

2796 × 3567

Red crystals on rock specimen

2760 × 1938

Purple mineral specimen with black crystals

3048 × 1744

green crystals on rock specimen

2700 × 2025

Red crystal mineral specimen

1923 × 1301

Blue mineral specimen

2694 × 1789

Red crystal mineral specimen

3301 × 4000

close-up of mineral crystals

3888 × 2592

green crystal mineral specimen

2292 × 2909

white calcite crystals

3628 × 2821

green crystal cluster

3252 × 1736

green mineral crystals

1024 × 768