Apex Mining Company, Inc. (APX) was incorporated on February 26, 1970 primarily to carry on the business of mining, milling, concentrating, converting, smelting, treating, preparing for market, manufacturing, buying, selling, exchanging and otherwise producing and dealing in gold, silver, copper, lead, zinc brass, iron, steel and all kinds of ...
What is APEX RULE?. In mining law. The mineral laws of the United States give to the locator of a mining claim on the public domain the whole of every vein the apex of which lies within his surface exterior boundaries, or within perpendicular planes drawn downward indefinitely on the planes of those boundaries; and he may follow a vein which thus apexes within his boundaries, on its dip ...