mohawkite造句

• Its color may resemble pyrrhotite, but unlike pyrrhotite, mohawkite is not magnetic.
• Although native copper was the dominant ore mineral, chalcocite ( copper sulfide ) was sometimes present, and, especially in the Mohawk mine, copper arsenide minerals such as mohawkite and domeykite.
• "' Mohawkite "'is a rare rock consisting of mixtures of arsenic, silver, nickel, skutterudite and copper, with the formula Cu 3 As up to Cu 6 As, and the most desirable material was usually found in white quartz matrix.