Recent Blogs
Revolving Hoisting Dredge
How a Revolving Hoisting Dredge works in placer and harbour mining — bucket math, hoist sizing, and real worked examples for production planning.
Klondike Mining Machine
Klondike mining machine explained — how a horse-powered or steam-driven yukon-style gold sluice and rocker box worked on frozen Bonanza Creek paydirt.
Hydraulic Balanced Giant Nozzle
Hydraulic Balanced Giant Nozzle explained — how the pressure-balanced monitor aims high-pressure water jets in hydraulic mining and dredge pond operations.
Gold Separator
How a gold separator works in mining — gravity concentration, sluice riffles, centrifugal bowls, and recovery rates for placer and hard-rock operations.
Floating Dredge
How a Floating Dredge works — pontoon hull, cutter or bucket, slurry pump and tailings stacker. Sizing math, real mining examples, and design tradeoffs.
Continuous Ditching Dredge
Continuous ditching dredges cut and remove spoil in one pass. See how the bucket ladder works, sizing math, and real placer mining and drainage examples.
Arastra Ore Mill
Arastra ore mill explained — how Spanish-era drag-stone mills crush gold and silver ore, with formulas, worked examples, and real mining applications.