Sulphur is present in close but not lntimate relation with the scheelite; appearing in small quantities of pyrrhotite. Other types of ore are ... Very little work has been done; there has been no stripping and only one deposit has been opened at the surface. Indications are that ... The scheelite is typically pure white in color, but is occasionally found with other tints, most commonly a pale pink or red. In the more anbsp;...
|Title||:||Canadian Mining Manual|