Agate stone cross-section

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Sliced Agate Geode

1500 × 938

Blue Agate Slice

1242 × 2208

Layered Agate Stone

1500 × 938

Close-up of agate stone

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Geode Cross-section

3840 × 2160

Cross-section of Earth — Brown

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Ammonite fossil cross-sections

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Rock with Mineral Veins

4618 × 3356

Red and white mineral crystals

1076 × 1400

Close-up of turquoise mineral

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iridescent mineral crystals

1272 × 1024