Converter
mass fraction / composition
ore grade (mass fraction)
exact
- Record
- M665
- Definition quality
- Exact by definition
- Conversion mode
- contextual
- Calculator
- Context required
Definition
1 g/t = 1 ppm by mass; 1 wt.% = 10,000 ppm.
History & use
USGS grade-and-tonnage models report gold grade in grams per tonne.
Modern use
USGS grade-and-tonnage models report gold grade in grams per tonne.
Sources & evidence
Source tier — · confidence high