3 resultados para batholith
em University of Michigan
Resumo:
"Contract No. AT(30-1)-1390."
Resumo:
Radiometric logging of the drill holes was accomplished by means of a Geiger counter-type probe. Samples for chemical assay were selected after checking the core with a Geiger counter and correlation with the radiometric logging record. The exploration project did not disclose significant amounts of ore-grade material although encouraging indications were found at two different properties.
Resumo:
"DATE."