Geology Facts

All of the Earth's continents are wider at the north than in the south - and nobody knows why.

Diamonds can be shattered with a hammer.

The North Atlantic gets 2.5 centimetres (1in) wider every year.

Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.

The largest diamond ever found was an astounding 3,106 carats!

The best diamonds are colored blue-white.

More than 500,000 earthquakes occur throughout the world every year, though most are too small for humans to feel!

The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!

The average ice berg weighs 20,000,000 tons!

A volcano has enough power to shoot ash as high as 50 km into the atmosphere.

The Niagara Falls moves upstream at an average rate of about 295ft a century!

Fine-grained volcanic ash can be found as an ingredient in some toothpastes.

Human teeth are almost as hard as rocks!

All the gold ever mined could be molded into a cube 60 feet high and 60 feet wide.

In 2011, a 60-meter circular anomaly was discovered on the Baltic Sea floor at a depth of 90 meters. While its unusual shape and apparent 'runway' trail sparked UFO theories, geologists believe it's a glacial formation—though the discovery team claims electronics malfunction directly above it.