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Supplement 1 Electron microprobe analyses of hornblende grains in metabasites from the Ivrea-Verbano Zone
Supplement 2 Electron microprobe analyses of biotite grains in metabasites and metapelites from the Ivrea-Verbano Zone
Supplement 3 Electron microprobe analyses of hornblende grains in metatonalites from the Seward Peninsula
Supplement 4 Electron microprobe analyses of biotite grains in metatonalites from the Seward Peninsula
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