Everything For The Detectorist - Reference & Timelines
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More Indepth notes on Metals
Source: Bibliography
Geological Rocks & Minerals
Designed by Nigel G Wilcox
Ref: S4
Photographs Courtesy :Calvin J Hamilton
Non-Commercial Reseach Identification
Non-Commercial Research Identification
Sapphire
Name: Logan Sapphire
Location: Sri Lanka
Date: 2008
Composition: This is one of the largest-known faceted blue sapphire measuring 423 carats. Surrounding the sapphire are 20 diamonds totaling 16 carats.
Name: Sapphire Ore
Location: - **
Date: 2010
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