pyrite mineral cluster

1969 × 1270

pyrite mineral specimen

5356 × 3229

blue metallic mineral cluster

4824 × 3099

pyrite mineral specimen

1984 × 1768

pyrite mineral cluster

2570 × 1710

Gold on quartz specimen

2974 × 2912

Calcite crystal cluster

3072 × 2304

cluster of pyrite crystals

1039 × 1219

Shiny metallic crystal cluster

5243 × 3276

Pink Mineral Specimen

1055 × 960

Gold Mineral Specimen — Dramatic

1191 × 850

Blue mineral specimen

2504 × 1912