The sampling and assay of the precious metals, comprising gold, silver, platinum, and the platinum group metals in ores, bullion, and products
| Autor principal: | |
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| Formato: | Libro |
| Lenguaje: | English |
| Publicado: |
Boulder, Colo.
Met-Chem Research
1947.
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| Edición: | 2nd ed. rev. and reset. |
| Materias: |