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mercury; native, with calomel, azurite, goethite and ?moschellandbergite, in rusty-weathering breccia

*non loc.* unknown From William Hunter's original collection. Mercury rather scarce, but crusts of calmel crystals quite abundant. Jameson catalogue says "722 One specimen in which native mercury is acompanied by copper azure and copper green on quartz". Almost certainly one of the specimens provided by Peter Woulfe, the chemist, who first described naturally-occurring calomel in 1776 (he called i…