Purple Crystal Specimen — Neutral

4288 × 2848

green and yellow mineral specimen

1024 × 716

Calcite crystal formation

3072 × 2304

blue crystal mineral specimen

3072 × 2304

green and brown mineral specimen

1024 × 802

crystalline mineral fragments

1757 × 1181

Blue Mineral Specimen — Dramatic, Photograph

2504 × 1912

Green Mineral Cluster — Natural

2592 × 1944

green mineral specimen

1600 × 900

green mineral crystal cluster

3311 × 4061

Large Quartz Crystal

1280 × 946

Malachite Mineral Formation — Green

3072 × 2304