5-Lb Assay Fluorspar (Calcium Fluride CaF2) Gold Recovery-Flux-Smelting-Thinner jewelry • Color : Goldish color

• Color : Goldish color Frame

Each Cavity Size of this mold is 19/32" across X 3/16" Deep

Great to put under your rock crusher out feed to keep the 100+ & 100- material separated

Outside Dimensions 28" Wide - 30" Deep - 49" High

- 7 Small Sections: 4” x 3/4” x 2”

5-Lb Assay Fluorspar (Calcium Fluride CaF2) Gold Recovery-Flux-Smelting-Thinner jewelry • Color : Goldish colorThis is for 5 Pounds of Assay Grade Fluorspar (Calcium Fluride CaF2). Fluorspar is used for many things including as a thinner for Flux. Gold Recovery from Black sands, Gold & Silver Recovery from Bench Grinds. Many different Flux recipes for many different functions.