blende (erz)

listen to the pronunciation of blende (erz)
Almanca - İngilizce
blende
A naturally-occurring sulphide of zinc

The procedure up here with ordinary local zinc blende had been straightforward—first you got the sulfur to go off by roasting the blende to zinc oxide, and then you reduced the oxide to zinc metal.

A naturally-ocurring sulphide of zinc
{i} sphalerite, shiny mineral composed chiefly of metallic sulfides
Its color is usually yellow, brown, or black, and its luster resinous
It is a zinc sulphide, but often contains some iron
A general term for some minerals, chiefly metallic sulphides which have a somewhat brilliant but nonmetallic luster
A mineral, called also sphalerite, and by miners mock lead, false galena, and black-jack