How many troy ounce in 1 gigatonne? The answer is 32150746568628. We assume you are converting between troy ounce and gigatonne. You can view more details on each measurement unit: troy ounce or gigatonne The SI base unit for mass is the kilogram. 1 kilogram is equal to 32.150746568628 troy ounce, or 1.0E-12 gigatonne. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between troy ounces and gigatonnes. Type in your own numbers in the form to convert the units!
You can do the reverse unit conversion from gigatonne to troy ounce, or enter any two units below:
The SI prefix "giga" represents a factor of 109, or in exponential notation, 1E9.
So 1 gigatonne = 109 tonnes.
The definition of a tonne is as follows:
A tonne (also called metric ton) is a non-SI unit of mass, accepted for use with SI, defined as: 1 tonne = 1000 kg (= 106 g).
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