Maggie Wilson Author

Historical Non-Fiction in Northern Ontario

Archive for September 24th, 2014

One Word Photo Challenge: Mustard

OK – I’m taking huge liberties with this blog challenge. My take on “mustard” is this honey-mustard or Grey Poupon mustard-coloured calcite specimen. It is an example of a speleothem – or cave calcite. The layered portions are similar to onyx and the bubbly, blobby bits are popcorn calcite. We found this in a tufa outcrop along a river near our home. The spring runoff of 2008 eroded away a great mass of the […]

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