GPK Premium Gold Flux (Black) 1 lb Parts They are all black and

They are all black and therefore difficult to photograph in a way that gives adequate credit to the quality

Ideal for gold prospecting in mineralized ground

USB charging cable with magnetic connector included

This larger Double-D coil delivers excellent ground coverage

Its concentric coil configuration offers excellent pinpointing performance and clear target responses

GPK Premium Gold Flux (Black) 1 lb Parts They are all black andOur own special mix without lead (no cupelling necessary) and consisting of 4 main ingredients: Sodium Tetraborate, Sodium Carbonate, Silica and Manganese Dioxide. This flux is especially good for melting Karat or pure gold with your Kwik Kiln and delivers a beautiful, shiny finish to your gold without sticking. Good for smelting ores and melting precious metals in all Kwik Kilns, along with other kilns and furnaces. Please note: Premium Gold Flux