Opal Mineral Specimen

1024 × 768

Scolecite Mineral Specimen

1024 × 768

blue mineral specimen

3008 × 2000

Red crystal mineral specimen

1923 × 1301

Blue mineral specimen

2694 × 1789

White Gypsum Crystals

1024 × 768

green crystal cluster

3252 × 1736

pyrite mineral cluster

2570 × 1710

Red topaz crystal on rock

1280 × 950

Geode cross-section patterns

1600 × 1200

Grossular Garnet Cluster

1280 × 912

Red crystal mineral specimen

3301 × 4000

yellow crystal mineral specimen

1774 × 1800

Brown quartz crystal cluster

2296 × 3543

pyrite mineral specimen

5356 × 3229

Emerald crystal on matrix

2883 × 2874

green mineral cluster

3677 × 2781

purple and white mineral cluster

2666 × 1800

Apophyllite Mineral Specimen

1024 × 768

Amethyst Crystal Cluster — Purple, Calm

2560 × 1920