green and red mineral specimen

2569 × 2098

fluorescent mineral under UV light

2048 × 1536

woman in purple dress on bench

1600 × 1165

Still life with peppers

1680 × 1050

Pears and grapes on wood

1920 × 1080

crystalline mineral fragments

1757 × 1181

black rock mineral specimen

1280 × 960

dark rock specimen

1824 × 1648

Blue mineral specimen in display

1024 × 726

Yellow mineral crystals on rock

2048 × 1536

Mineral specimen with crystals

2894 × 1501

purple crystalline mineral cluster

5120 × 4096

Red crystal mineral specimen

3301 × 4000

Purple mineral specimen with black crystals

3048 × 1744

Amethyst and granular mineral cluster

3216 × 1537

close-up of mineral crystals

3888 × 2592

green crystal mineral specimen

2292 × 2909

green crystals on rock specimen

2700 × 2025

Agate stone cross-section

1920 × 1200

pyrite cube cluster

1600 × 1295