Shoad & Float Ores, and Subsequent Hushing

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Prospecting for galena in the Durham Dales

scroll through the following document for an insight into early

lead production in the dales of the North Pennines orefield

Forster also makes this interesting observation -

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Unrelated to this post, below is an example of

eclectic science esoterica 

liquid helium

New Scientist 20 Jun 1963

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WARNING - Many subjects outlined within this site are extremely dangerous and are provided here for information only. Please don`t experiment with high voltages or chemicals unless you are fully conversant with safe laboratory practices. No liability will be accepted for death, injury or damage arising from experimentation using any information or materials supplied.