Maggie Wilson Author

Historical Non-Fiction in Northern Ontario

Archive for March 16th, 2014

Weekly Photo Challenge: Inside

It’s almost time for the Brantford Gem and Mineral Show held every year the first of April. Three years ago when the theme was calcite, the University of Waterloo had a display of some unusual calcite specimens. What you see here are the effects of calcium carbonate build-up over time. The copper pipe filled with layers of the stuff is about 8″ in diameter. The stalactites form the same way. Calcite slowly […]

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