green and yellow mineral specimen

1024 × 716

Purple crystal specimen

4288 × 2848

green mineral cluster

3677 × 2781

green and brown mineral specimen

1024 × 802

blue crystal mineral specimen

3072 × 2304

green crystal mineral specimen

2292 × 2909

crystalline mineral fragments

1757 × 1181

cluster of calcite crystals

3200 × 2636

hexagonal mineral crystal

4438 × 3605

Close-up of layered mineral formation

1920 × 1200

Clear Quartz Crystal Cluster

1597 × 1596

Red crystalline formation

1280 × 960