Copper Crystal - 4.47" Native Copper megalodonteeth Travertine forms as calcium carbonate

Travertine forms as calcium carbonate rich water flows through a cave or hot spring

Malcolm Rutherford

It includes 32 Specimens from the Age of Dinosaurs collection

One of the most studied fossil beds of the Upper Jurassic Period

5" to 8" in circumference (16

Copper Crystal - 4.47" Native Copper megalodonteeth Travertine forms as calcium carbonateOne of the most malleable materials known to man, copper guided human civilization out of the Stone Age and into the Age of Metals. These stunning native copper crystals form beautiful, complex lattices, revealing the many forms this material is capable of taking. This specimen is a native copper crystal recovered in Kazakhstan, measuring 4. 47". Featured in the Fourth Edition of the Mini Museum, we are proud to present native copper crystals as a