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Rocks and Metals

Metals

 

Iron (Fe)

Click to see a larger version of this imageiron weights 2kg and 0.5kg

Iron makes up almost a third of the Earth’s mass. 


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Uranium (U)

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The Deadliest Metal


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Identifying metals

Click to see a larger version of this imagestreak test for identifying metals

During the 19th century it was discovered that by placing metal compounds into a flame each metal produced its own characteristic colour.


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Comment left by scott peisley on 2010-04-28 02:55:59

:D

 

Comment left by geo on 2010-08-01 15:31:08

thanks

 

Comment left by toasty redhead on 2011-05-29 10:54:31

I never thought of it that way, well put!

 

Comment left by Polo on 2011-09-08 23:10:25

Trends in global tin production have changed significantly since the 1985 tin crisis. In 2009 statistics for the world’s major tin producing countries is estimated as China (44%), Indonesia (21%), Peru (14%), Bolivia (7%), Brazil (5%) and Dem Rep of Congo (4%).

 

Comment left by James Lever on 2011-11-21 02:58:09

Some of the arsenic exported to America may have been re-imported to Lancashire carried in cotton bales as calcium arsenate pesticide used to combat the boll weevil. Seven million tons of American cotton were imported to Lancashire from 1920-1950

 

Comment left by frederick jatong on 2012-05-19 08:39:52

I pray one day to visit a mine like this.

 

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