PESA April Meeting - MidWest Collecting

  Рет қаралды 9

Pennsylvania Earth Sciences Association (PESA)

Pennsylvania Earth Sciences Association (PESA)

Күн бұрын

Johan Maertens presents his collecting experiences in the Midwest and specifically talks about one of the most common minerals in Ohio, Celestine(ite). Johan takes us underground to the largest known "Celestine Geode", on South Bass Island in Lake Erie. The Crystal Cave is open to the public, is 35 feet in diameter, has Celestine crystals 18 inches across that weigh up to an est. 300 lbs.

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