Nature
Which gemstone forms deep in the Earth from pure carbon?
The diamond
Background
A diamond is made of the same element as the graphite in a pencil. The only difference is in the arrangement of the atoms. Diamonds form deep in the Earth under extreme pressure and heat. Volcanoes then slowly push them up to the surface.
More Nature questions
Which ocean is the youngest on Earth?
See questionHow many liters of water are in the Dead Sea?
See questionHow many countries have part of the Alps?
See questionIn which country is the largest inland lake in Africa after Lake Victoria?
See questionHow high is the tallest dune in the Namib Desert in meters?
See questionAbout how many leaves does a fully grown deciduous tree have?
See question