Home▸Physics & Mechanics▸Fire Assay Gold Lab - 2D Lead Button, Cupellation and Assay-Ton Grade

⚗️ Fire Assay Gold Lab - 2D Lead Button, Cupellation and Assay-Ton Grade

2D companion of the fire assay gold lab: litharge-flour fusion, lead button, cupellation into bone ash, silver parting and the assay-ton grade, with mass-balance checks.

Physics & Mechanics2DModerate60 FPS📱 Mobile-adapted⇄ 3D version

⚙ Under the hood

2D companion of the fire assay gold lab: litharge-flour fusion makes a lead button, cupellation absorbs lead oxide into bone ash, and nitric parting leaves a gold bead; mass balances and the assay-ton conversion are checked numerically.

Fire AssayCupellationGold AnalysisMass Balance

2D · HTML5 Canvas 2D · 60 FPS target · runs fully client-side, no install