Shatter cone
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Shatter cones are rare geological features that are only known to form in the bedrock beneath meteorite impact craters or underground nuclear explosions. They are evidence that the rock has been subje
Shatter cone from the Steinheim Basin (type locality), Germany
Largest shatter cone registered, more than 9m in height, Slate Islands, Terrace Bay, Ontario, Canada
Typical shatter cone from Ries impact crater, Germany
Pingualuit aerial 2007
Slate Islands (Ontario)
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The Slate Islands are a small archipelago in Lake Superior, Ontario, Canada, about 12 kilometres south of the town of Terrace Bay. The island group, consisting of 15 islands in total, was created by a
Shatter cone
…can range in size from microscopic to several meters. The largest known shatter cone in the world (more than 10 metres in length) is located at the Slate Islands in Terrace Bay, Ontario, Canada. The azimuths of the cones' axes typically radiate outwards from the point of impact, with the cones pointing upwards…
Slate Islands Ontario LC08 L1TP 024026 20190421 20190421 01 RT
McGreevy Harbour, Slate Islands, was once used as a staging area for logs during the logging boom of the 1930s
Saxifraga paniculata, growing at Williams Point in the Slate Islands