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Hydro-powered rock crushers? Wikipedia gives an example of a waterwheel-powered machine that crushed tin ore in Cornwall in the 1800s. Maybe mixing the crushed

• the_sleaze9 3y ago
  More than likely using the water source to generate electricity that then powers whatever modern machinery you'd ever need is going to be significantly more efficient. Windmills were used to crush grain too, but wind turbines are orders of magnitude better in terms of a solution.
• vonwolfhausen 3y ago
  Indeed, the largest active olivine quarry is in Norway, it's all hydro!
  • another2another 3y ago
    And then load it onto a sailing ship - carbon neutral! I'm not kidding either.