green mineral cluster

3677 × 2781

Purple crystal specimen

4288 × 2848

Calcite crystal formation

3072 × 2304

blue crystal mineral specimen

3072 × 2304

crystalline mineral fragments

1757 × 1181

Yellow Crystal on Matrix

1280 × 914

yellow crystal mineral specimen

1774 × 1800

Large Quartz Crystal

1280 × 946

yellow mineral crystal cluster

1296 × 1608

green and brown mineral specimen

1024 × 802

yellow mineral specimen

1024 × 768

Yellow mineral crystals on rock

4368 × 2912