green gemstone in tweezers

1391 × 1113

Malachite mineral formation

1920 × 1200

Malachite mineral formation

3072 × 2304

green mineral specimen

1600 × 900

Polished Agate Stone — Black

800 × 600

polished agate stone

1024 × 826

Two polished gemstones

1920 × 1275

green tourmaline crystal

1600 × 2667

green emerald crystal cluster

2048 × 1536

labradorite stone with iridescent patterns

1500 × 964

Emerald crystal on matrix

2883 × 2874

Emerald crystals on matrix

1280 × 1024