Learn the hands-on science of fire assays for gold, silver, and lead.
This practical lab guide presents step‑by‑step methods, essential equipment, and real‑world techniques used in mineral testing and bullion work.
The book compiles procedures from classroom assignments and lab practice, focusing on careful technique, accurate measurements, and reliable results. It covers preparing samples, cupelling, fluxes, nitre assays, roasting, and comparing methods for copper-bearing materials, all with an eye toward safety and repeatable outcomes.
- Hands‑on procedures for weighing, cupellation, and slag handling
- Fluxes, covers, and fluxing pots, plus detailed fusion and roasting methods
- Techniques for sampling, panning, amalgamating, and bullion testing
- Guidance on record‑keeping, observation notes, and laboratory regulations
Ideal for students and professionals who perform fire assays, mineral testing, or bullion analysis and want practical, tested instructions that align with classroom practice and lab workflows.