Convert carat to ton (assay) (US)
Please provide values below to convert carat [car, ct] to ton (assay) (US) [AT (US)], or Convert ton (assay) (US) to carat.
How to Convert Carat to Ton (Assay) (Us)
1 car, ct = 0.00685714285714286 AT (US)
Example: convert 15 car, ct to AT (US):
15 car, ct = 15 × 0.00685714285714286 AT (US) = 0.102857142857143 AT (US)
Carat to Ton (Assay) (Us) Conversion Table
| carat | ton (assay) (US) |
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Carat
A carat is a unit of mass used to measure gemstones and pearls, equal to 200 milligrams.
History/Origin
The carat originated from the carob seed, which was historically used as a counterweight in balance scales due to its uniform weight. The term has been used since the 16th century to measure precious stones.
Current Use
Today, the carat is primarily used in the jewelry industry to specify the weight of diamonds and other gemstones, with 1 carat equaling 0.2 grams.
Ton (Assay) (Us)
The ton (assay) (US), symbolized as AT (US), is a unit of weight used primarily in the assay and precious metals industry, equivalent to 31.1034768 grams.
History/Origin
The assay ton originated in the United States as a standardized measure for precious metal content in assays, aligning with the metric system but retaining the traditional 'ton' terminology for industry consistency.
Current Use
Today, the assay ton (AT US) is used mainly in the precious metals industry for assay purposes, especially in the context of gold and silver purity measurements, and is part of weight and mass conversions within the 'Common Converters' category.