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Fossil Hill / Collingwood chert, Ontario
It outcrops on the Southern shores of Georgian Bay in Northwestern Ontario.
White to bluish white to grey. Sometimes speckled white and black. Vitreous to dull and earthy in luster.
Samples and photos courtesy of Hi-Lo
It outcrops on the Southern shores of Georgian Bay in Northwestern Ontario.
White to bluish white to grey. Sometimes speckled white and black. Vitreous to dull and earthy in luster.
Samples and photos courtesy of Hi-Lo