1. BHP Gathering, Inc.

The Old English Australian BHP Gathering, based in Melbourne and representing significant authority in the mine of metals and petroleum, tops this list of mining companies in Australia. This monster of the mining industry, recently known as BHP Billiton (a 2001 joint venture of Billiton, founded in 1860, and Broken Slope Restrictive Organization, founded in 1885), has mineral and oil and gas projects in Australia and both American mainlands. With a workforce of almost 62,000 people throughout the world, BHP Gathering generates more than $43 billion in revenue annually.

Supervisor assets of BHP recollect a 57.5% stake for the Escondida copper mine in Chile's the Atacama Desert, close by liability regarding copper producer and one of the world's greatest orebodies, the Olympic Dam mine of Australia. This mining region sturdy displays a titanic market cap of almost AU$170bn on the Australian Stock Exchange (ASE).

2. Rio Tinto

Multifaceted mining giant Along with being the second-largest mining firm in the world behind BHP, Rio Tinto is ranked second on this list. The mining firm was founded in Spain in 1873, although it today maintains its corporate headquarters in Melbourne. Rio Tinto has a staff of around 47,000 people spread across six continents and 35 nations, and it generates yearly revenues of $38 billion.

Rio Tinto, like BHP, has substantial operations in Europe, Asia, and Africa in addition to a strong presence in Australia and both American continents. Mining for copper, iron ore, uranium, and diamonds in Australia and Canada is one of the company's primary pursuits.

3. Fortescue Metals

Settled in Perth, iron mineral organization Fortescue Metals Gathering stands third in this rundown. Established in 2003, Fortescue has developed to turn into a world-forerunner in the iron metal industry and cases to create a normal of 170 million tons of iron mineral per annum.

Among Fortescue's resources are three significant iron metal mines in the Pilbara district of Western Australia, the world's quickest weighty take railroad and Port Hedland's five-compartment Spice Elliott Port. A significant part of the organization's major areas of strength for 5,500 is situated in Western Australia.

Fortescue, which has a market cap of over AU$43bn on ASE, is the least expensive supplier of iron metal to China by means of ocean course and furthermore has the Pilbara locale's biggest apartment portfolio.
 The mining activity is also a significant factor in the settlement of a gold price, so if there will be a reduction in the mining due to large-scale technological advancement then ultimately it will lead to a lower cost of the gold.