Practical directions for testing ores and metals with heat and wet methods
This comprehensive guide teaches how to analyze gold, silver, copper, lead, platinum, and more using a range of proven techniques. Clear, step‑by‑step instructions help readers perform accurate assays and understand the theory behind the methods.
This edition compiles both dry and wet assays, with discussion of equipment, fluxes, and re‑agents. It covers cupellation, lead assays, amalgamation, gold washing, and coin and alloy testing, offering practical guidance for miners, assayers, and smelters seeking reliable results.
- How to prepare samples and operate furnaces, crucibles, and cupels
- Detailed procedures for silver and gold assays, including lead‑based methods
- Fluxes, reagents, and troubleshooting tips to improve accuracy
- Procedures for analyzing coins, ores, and alloys with both heat and wet processes
Ideal for readers in historical mining communities, metals workers, and anyone needing a solid, hands‑on reference for assaying metals and related materials.