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Rock Types

Pictures by QT Luong

[Ash]
[Basalt]
[Bentonite]
[Caliche]
[Dried Mud]
[Gneiss]
[Granite]
[Hardened Lava]
[Limestone]
[Mudstone]
[Obsidian]
[Ochre]
[Rhyolite]
[Sandstone]
[Travertine]
[Tufa]