It was not until 1904 that prospecting in the neighbourhood was again undertaken.
The California gold discoveries and overland travel directed many prospecting adventurers to Arizona.
Exploratory work is associated intimately both with prospecting and with development, but the purpose is quite distinct from either prospecting, development or working, and it is of importance that this should be clearly recognized.
Tin-mining is a flourishing industry near Puket on the west coast of the Malay Peninsula, and since 1905 much prospecting and some mining has been done on the east coast.
The hydraulic stream came into use as early as 1852 (or 1853) when prospecting of the higher ground made it certain that the " deep " or " high " gravels - i.e.
As early as 1861 gold discoveries were made on the Stikine river; repeated discoveries, culminating in the Cassiar district "boom," were made in British Columbia from 1857 to 1874; colourings along the Yukon were reported in 1866-1867 and systematic prospecting of the upper river began about 1873.
Mining may be subdivided into the operations of prospecting or search for minerals, exploration and development, work preparatory to active operations, and working.
An attempt to work copper towards the close of the 19th century was a failure, but some prospecting was subsequently carried on.
Systematic prospecting for the precious metals did not begin in Utah until 1862, when Colonel Patrick E.
The gold excitement of 1849 and the following years was the source of the city's first prosperity: the Mormons did not attempt to do any mining - Brigham Young counselled them not to abandon agriculture for prospecting - but they made themselves rich by outfitting those of the gold-seekers who went to California overland and who stopped at the City of the Great Salt Lake, the westernmost settlement of any importance.
In previous years I had often gone prospecting over some bare hillside, where a pitch pine wood had formerly stood, and got out the fat pine roots.
The money that is spent in prospecting and in development is therefore liable to prove a loss.
The mining laws of most civilized states grant the right of free prospecting over the public lands, protect the rights of the discoverer of the mineral deposit during the period of exploration, and provide for the acquisition of mineral property on favourable terms. Striking examples of the far-reaching effect of such laws is shown in the history of the Rocky Mountain region and western coast of the United States, the colonization and development of Australia, and the development of Alaska.
Work undertaken to secure this information must be distinguished from prospecting, which is the search for mineral deposits and from development, work undertaken to prepare for actual mining operations.
This discovery gave a new impetus to prospecting in south-western Nevada, and it was soon discovered that the district was not an isolated mining region but was in the heart of a great mineral belt.