Hard-rock mining for feldspars is done by open-pit methods, either by the mine owner or by contractors. After the feldspar ore is drilled and blasted, secondary breakage is performed with a conventional drop ball.

How do they mine feldspar?

Conventional open-pit mining methods including removal of overburden, drilling and blasting, loading, and transport by trucks are used to mine ores containing feldspar. A froth flotation process is used for most feldspar ore beneficiation. ... Then the ore passes to a three-stage, acid-circuit flotation process.

Where can I find feldspar?

Feldspar is an incredibly abundant mineral. It has been found on the moon and in some meteorites. It also makes up roughly 60% of the Earth's crust. Feldspars are found in the every section of the rock cycle.