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- A convenient and reliable retort for assaying oil shales for oil yield
- Laboratories that make fire assays, analyses and tests on ores, minerals, and other inorganic substances
- Laboratories that make fire assays, analyses, and tests on ores, minerals, metals and other inorganic substances
- Laboratories that make fire assays, analyses, and tests of ores, minerals, metals, and other inorganic substances
- Using unequal sample interval lengths and weighted averages in estimating grade of ore for bedded deposits
- Simulating mineral deposits using Monte Carlo techniques and mathematical models
- Application of simulation in evaluating low-grade mineral deposits
- A computer method of fitting surfaces to assay and other data in three dimensions by quadratic-regression analysis
- Investigation of correlation between assay values and unequal sample interval lengths
- Assigning an area of influence for an assay obtained in mine sampling
- Linear discriminant analysis of multivariate assay and other mineral data