They've been studying crystal found in shipwreck for 3 years
(NEWSER) – A shipwreck in the English Channel may have yielded quite a treasure: Scientists think they've found a Viking sunstone, the mythical navigational aid Viking mariners used to locate the sun and traverse the sea before compasses were developed.
A crystal found in the wreck of a British ship that sunk off the island of Alderney in 1592 could have been used as a sunstone, they say, according to the BBC. Sunstones were once considered "mystical," since they were said to be able to pinpoint the sun's position even through the clouds, but a 2011 study found the stones were actually real.
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