Vermiculite is a mineral ore that can include asbestos as a harmful waste. It was first found in the year 1824 in the English county of Worchester, Massachusetts but was not commercially mined until the year 1923. After the processes of mining and milling, the ore is then later heated to exfoliate and to be formed into a substance that is fire opposing, chemically inert, absorbent, weighs less and odorless. Exfoliated mineral ore of vermiculite is utilized mainly in supplies included in agricultural and horticultural products. Other utilities of this ore are insulation, construction material, packaging materials, etc.
Rocks concealing or that contains the rich haul of vermiculite are dug from a huge open pit created in the ground. The mud on top of the rocks, normally termed as the overburden, is aloof with power shovels or the heavy machinery earth scrapers. The uncovered rock layers are later drilled with bulky drills that are powered either pneumatically or hydraulically, and the holes are crammed with the very volatile explosive charges.