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Watched by an estimated 750
The final impact emitted a booming explosion that was heard and felt for nearly 200 miles
Morse sent the first telegraph message in 1844
pyrite often forms in cubic crystals
Duck Creek Dolomite - 4.368" Stromatolite Formation opal Watched by an estimated 750With its striking orange coloring and limestone like properties, Duck Creek Dolomite is both a beautiful formation and a curious geological phenomenon. Abundant in ancient deposits but rarer in newer formations, Dolomite continues to puzzle geologists. This specimen is a 4. 368" piece of Dolomite from Duck Creek, a part of Western Australia's Ashburton Basin, dating to 1. 8 billion years ago. It shows evidence of a stromatolite fossil, a prehistoric
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