Stripping ratio tells you how much waste (overburden) must be removed to get one unit of mineral (ore or coal).
Formula: Stripping Ratio = Waste (volume or weight) / Ore (volume or weight) Use the same unit for both (both m3 or both tonnes).
Stripping ratio tells you how much waste (overburden) must be removed to get one unit of mineral (ore or coal).
Formula: Stripping Ratio = Waste (volume or weight) / Ore (volume or weight) Use the same unit for both (both m3 or both tonnes).