Des deux côtés de l’<placeName xmlns="http://www.tei-c.org/ns/1.0" ref="https://edition-humboldt.de/H0009659 https://www.geonames.org/1488441">Ural</placeName> une traînée <lb xmlns="http://www.tei-c.org/ns/1.0" />de ces mines<supplied xmlns="http://www.tei-c.org/ns/1.0" cert="high">.</supplied> <choice xmlns="http://www.tei-c.org/ns/1.0"> <sic>Paralletisme</sic> <corr>Parallelisme</corr> </choice> des formations. Dans <lb xmlns="http://www.tei-c.org/ns/1.0" />Vallée de l’<placeName xmlns="http://www.tei-c.org/ns/1.0" ref="https://edition-humboldt.de/H0018652">Ilmen</placeName>, plus ou moins rapro<lb xmlns="http://www.tei-c.org/ns/1.0" break="no" />ché <subst xmlns="http://www.tei-c.org/ns/1.0"> <del rendition="#ow"><unclear reason="covered" cert="low">a</unclear></del> <add place="across">de</add> </subst> l’<placeName xmlns="http://www.tei-c.org/ns/1.0" ref="https://edition-humboldt.de/H0006673 https://www.geonames.org/1505865/">Ilmenkette</placeName>, à l’<choice xmlns="http://www.tei-c.org/ns/1.0"> <abbr>or</abbr> <expan>orient</expan> </choice> de l’<placeName xmlns="http://www.tei-c.org/ns/1.0" ref="https://edition-humboldt.de/H0009659 https://www.geonames.org/1488441">Ou<lb break="no" />ral</placeName>: mines de <name xmlns="http://www.tei-c.org/ns/1.0" type="mineral">cuivre</name> du Sud au Nord<supplied xmlns="http://www.tei-c.org/ns/1.0" cert="high">.</supplied>