John's New England Minerals and General Geology Blog
Sunday 24 March 2024
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Where are Sapphires Found? pyrope, sapphire and zircon from Yarrow Creek There are two kinds of gem ...
Tuesday 12 March 2024
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LIST OF ALL BLOGS AND RELEVANT VIDEOS KINGSGATE MINES Part 5 EXTRACTS FROM PREVIOUSLY PUBLISHED SOURCES Annual Report of the Department of ...
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