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Geology

Basic geology, ore deposits, mining districts and regional geology

Potash and other Evaporite Deposits

Evaporites are water soluble mineral salts that form through the evaporation and concentration of salt water. Evaporite minerals can form huge sedimentary sequences, a remnant of the inland seas and ...

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An Introduction to Uranium Deposits

The three main types of sandstone deposits (in black): Roll Front, Tabular and Tectonological.

Although there are between 12 and 15 different typestyles of uranium deposits, almost all economic uranium deposits come from just two types: unconformity-related deposits,and sandstone uranium deposits. Unconformity-related deposits account ...

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Tungsten

A tungsten carbide tipped drill bit used for drilling holes through bricks, tiles, and concrete.

Tungsten is the 74th element on the periodic table and is closely related to both chromium and molybdenum. Tungsten has the symbol W, an abbreviation of wolfram, which is of ...

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Tin

Tin cans are composed mainly of steel with a thin coating of tin.

Tin is number 50 on the periodic table of the elements. It has the symbol Sn, which is an abbreviation of stannum; the Latin word for tin. With a concentration ...

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Diamonds – Where They Are Found and Why

Cullian (Premier) Mine - South Africa Image CC

Like gold, diamonds were originally recovered from alluvial deposits. However, unlike gold, the actual mining of diamonds from source deposits didn’t start until the late 19th century in the Kimberley ...

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Platinum Group Metals

Platinum Eagle Coin

There are six platinum group metals or PGMs  . The group comprises; platinum (Pt), palladium (Pd), rhodium (Rh), iridium (Ir), osmium (Os) and ruthenium (Ru). The platinum group metals are ...

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