The "ton assay" or "ton assay UK" typically refers to the assay ton, a unit of measurement used in the mining industry to express the amount of valuable material contained in a quantity of ore. This unit of measurement is used similarly in both the United States and the United Kingdom.
An assay ton is defined as 29.1667 grams (or approximately 1.04 ounces) of ore material. It is a standardized sample size used for analyzing the composition of ore and determining the percentage of valuable minerals or metals present within it.
Miners and metallurgists use assay tons to assess the quality and economic potential of ore deposits. By analyzing a sample equivalent to one assay ton, they can estimate the likely yield of valuable minerals from a larger quantity of ore.
So, "ton assay UK" refers to the assay ton measurement used in the United Kingdom, which is the same as the assay ton used in the United States and other mining contexts.
A centigram (cg) is a metric unit of mass or weight in the International System of Units (SI). It represents one one-hundredth of a gram or 10^-2 grams. The metric system is a decimal-based system of measurement used worldwide, and it provides a convenient way to express both large and small quantities of mass.
To provide context for the size of a centigram:
Centigrams are primarily used in situations where very small amounts of mass need to be measured with precision. However, they are not as commonly used as milligrams (10^-3 grams) or micrograms (10^-6 grams) in scientific and laboratory contexts. In everyday life, you may encounter centigrams less frequently, but they are still a valid metric unit of mass.