Mining Units Converter

While most companies post mining results in metric units like meters and grams, metals are almost universally traded and valued in imperial units: Precious metals are generally valued in troy ounces, while industrial and base metals may be traded in lbs or short tons. To help simplify your mining company research, we’ve created a simple tools for unit conversions.

For reference, we’ve also included a list of the most common mining unit conversations.

1 carat (ct) = 0.2 grams (g)
1 troy ounce = 31.1034768 grams
1 ppm = 1 g/t (grams per tonne)
1 kilogram (kg) = 1,000 grams
1,000 kg = 1 tonne (t)
1 lb = 0.454 kg
1 kg = 2.20 pounds (lb)
1 ton (US or "short ton" T) = 2,000 lb = 907.185 kg
1 tonne (t) = 2204.62 lbs = 1.10231 Tons (T)
1 foot (ft) = 0.3048 meters (m)
1 meter = 3.28084 ft

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Geology for Investors seeks to demystify mineral exploration and mining projects for mining company investors. All of our writers and contributors are experienced and educated in geology and the geosciences.