The Composition of Earth’s Crust By Weight (Elements and Oxides)

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composition of earth crust by weight elements and oxides

 

Here, we have given an list of the rocks comprising the Earth’s crust by weight.

 

By Elements
S. No. Name of Element Percentage (By Weight)
1 Oxygen 47%
2 Silicon 28%
3 Aluminium 8%
4 Iron 5%
5 Calcium 3.5%
6 Sodium 2.5%
7 Potassium 2.5%
8 Magnesium 2.2%
9 Titanium 0.5%
10 Hydrogen 0.2%
11 Carbon 0.2%
12 Phosphorus 0.1%
13 Sulphur 0.1%
By Oxides
S. No. Name of Oxide Percentage (By Weight)
1 Silica 59.1%
2 Alumina 15.2%
3 Iron 6.8%
4 Lime 5.1%
5 Soda 3.7%
6 Magnesia 3.5%
7 Potash 3.1%
8 Water 1.3%
9 Titania 1.0%

 

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