The biggest piece of gold

The biggest piece of gold with 233 kg weight and 1.45 x 0.66 x 0.05 m size was found in New South Wales, Australia in 1872.

The deepest gold mine

The world’s deepest gold mine is Western Deep Levela Mine in Transvaal (South Africa) reaching to a depth of 3,840 m.

Ounce of pure gold

38 hours of work of a miner is required to obtain a single ounce of pure gold.

The oldest gold discoveries

The oldest gold discoveries date back to about 6,000 years B.C. in the Chalcolithic period.


The Bible contains over 400 references to gold.


Approximately a third of all gold held by governments is stored under London streets.

Apollo 11

Lunar module of Apollo 11 spaceship was covered with golden sheet which was to protect the crew against radiation.

Helmets for astronauts

The helmets for astronauts are coated with a thin membrane of gold to protect the astronauts against sunlight.

Royal Bank Plaza

Each of the 14,000 glass panels on Royal Bank Plaza building in Toronto contains 5 grams of 24 karat gold.


1 ton of iPhones contains 300 times more gold than 1 ton of gold ore.

Olympic medals

The gold content in Olympic medals is only 1.34 %.

Wedding ring

Wearing of wedding ring causes a loss of more than 6 mg of its gold every year.

White gold

White gold composition: 75 % of pure gold and 25 % of nickel-zinc alloy.


Aurophobia is a fear of gold.


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