Sentence examples for purity of gold from inspiring English sources

Touchstone, black siliceous stone used to ascertain the purity of gold and silver.

Karat, also spelled Carat, a measure of the fineness (i.e., purity) of gold.

The purity of gold is given in karats, pure gold being 24 karats; its marking is also subject to federal regulation.

The Greek mathematician and inventor Archimedes, for example, demonstrated that the purity of gold could be measured by determining its weight and the quantity of water displaced upon immersion that is, by determining its density.

However, in at least four current usages – Joseph Heller's book Catch-22; French criminal slang for the cops; the length of a cricket pitch in yards ("a chain"); and as an expression for the purity of gold – there seems to be no direct link with anything Kabbalistic.

This assures the purity of gold that the fund invests in, facilitates accurate calculations of Net Asset Value, and thereby estimates the market price precisely.

When you call a gold dealer tell them the purity of your gold and the weight.

Few outside Old Trafford realised the purity of the gold United had discovered.

The cooperative charges that the government agency that had a legal monopoly on purchases of precious metals here systematically understated the degree of purity of the gold it bought from miners.

Despite decreases in weight, the purity of the gold was largely maintained, even by later kings.

Its size also indicates it is unlikely to be a Yogo; the sapphire is large, most often reported as being 9 carat in size, though it has also been described as 12 carat and even 18 carat, however, the latter number is the karat purity of the gold setting.