Sujet : Re: gauge railway workshop to yard
De : muratlanne (at) *nospam* gmail.com (Jim Wilkins)
Groupes : rec.crafts.metalworkingDate : 10. Jun 2024, 17:08:05
Autres entêtes
Organisation : A noiseless patient Spider
Message-ID : <v478ee$hd2t$1@dont-email.me>
References : 1 2
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"Leon Fisk" wrote in message
news:v46rlm$ekma$1@dont-email.me...A very different "mining" method you may find of interest :)
https://www.sciencefriday.com/segments/phytomining-harvesting-metal-through-plants/Leon Fisk
Grand Rapids MI
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Some of the firewood I burn has so much mineralization in the bark that it remains as a grey shell after the wood is gone.