The Mystery of the Giant Crystals: How the 36-foot Geode of Pulpí Formed
The Mystery of the Giant Crystals: How the 36-foot Geode of Pulpí Formed In an abandoned mine in southern Spain, there is a room of pure crystal. You have to go to a deep tunnel, get into a ladder in the rocks, and squeeze across a jagged gypsum crystal tube that is barely wide enough for a person. If you […]
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