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This metal was discovered by 2 Spanish chemists in 1783 in samples of the mineral wolframite |
tungsten
|
$800 |
DJ |
GENERAL SCIENCE |
2016-01-01 |
#7205 |
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This dense element's name is from the Swedish for "heavy stone"; most of Europe calls it wolfram |
tungsten
|
$1,600 |
DJ |
SCIENCE FACT |
2009-01-19 |
#5611 |
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The symbol of this element first isolated in 1783 comes from its German name |
tungsten
|
|
FJ |
SCIENCE |
2006-05-08 |
#4996 |
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The name of this element is from the Swedish for "heavy" & "stone" |
tungsten
|
$1,600 |
DJ |
SCIENCE "T"ALK |
2006-03-07 |
#4952 |
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This gray metal is used in spark plugs & x-ray tubes as well as filaments |
Tungsten
|
$1,000 |
DJ |
SCIENCE |
1997-04-25 |
#2925 |