Red crystal mineral specimen

3301 × 4000

blue and gold mineral cluster

1600 × 1200

Blue mineral specimen in display

1024 × 726

Yellow mineral crystals on rock

2048 × 1536

Fern-like mineral specimen

2746 × 4279

Mineral specimen display

3072 × 2304

White mineral specimen display

3072 × 2304

purple and black mineral specimens

2420 × 1576

Mineral specimen with crystals

2647 × 1845

Mineral specimen with crystals

2700 × 2025

Mineral specimen with crystals

2894 × 1501

Purple mineral specimen with black crystals

3048 × 1744

Amethyst and granular mineral cluster

3216 × 1537

green crystals on rock specimen

2700 × 2025

Red crystal mineral specimen

1923 × 1301

Blue mineral specimen

2694 × 1789

Blue mineral crystals on display

3072 × 2304

green and red mineral specimen

2569 × 2098

green crystals on white matrix

1457 × 1500

black mineral specimen

2000 × 1500