Difference between revisions of "Material/Twenty most abundant elements in Earth's crust"

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Noticeable missing from top 20:
 
Noticeable missing from top 20:
*Copper. <small>(Carbon will likely replace copper for many electrical conduction applications)</small>
+
*Copper. <small>(Carbon will likely replace copper for many electrical conduction applications in the future)</small>

Revision as of 23:32, 25 February 2007

Approx figures for the 20 most abundant elements in Earth's crust:

Earth's crust
Element  % mass
Oxygen 46.71
Silicon 27.69
Aluminum 8.07
Iron 5.05
Calcium 3.65
Sodium 2.75
Potassium 2.58
Magnesium 2.08
Titanium 0.62
Hydrogen 0.14
Phosphorus 0.13
Carbon 0.09
Manganese 0.09
Sulfur 0.05
Barium 0.05
Chlorine 0.05
Chromium 0.04
Fluorine 0.03
Zirconium 0.03
Nickel 0.02

Figures from [1]
Figures rounded to two decimal places
Also need to have a list based on ease of extraction and energy required

Noticeable missing from top 20:

  • Copper. (Carbon will likely replace copper for many electrical conduction applications in the future)