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From Wikipedia, the free encyclopedia
<
Template:POTD
Picture of the day archives
:
2012 September
<
2012 September 26
2012 September 28
>
Picture of the day
Pieces of
sublimed
dendritic
lutetium
, as well as an
argon arc remelted
1 cm
3
cube of it for comparison. Lutetium is a hard, silvery-white
rare-earth metal
which was discovered as an impurity in the mineral
ytterbia
. It is rare and expensive, and has few specific uses.
Photo:
Alchemist-hp
Archive
–
More featured pictures...
Category
:
Wikipedia Picture of the day September 2012
From Wikipedia, the free encyclopedia
<
Template:POTD
Picture of the day archives
:
2012 September
<
2012 September 26
2012 September 28
>
Picture of the day
Pieces of
sublimed
dendritic
lutetium
, as well as an
argon arc remelted
1 cm
3
cube of it for comparison. Lutetium is a hard, silvery-white
rare-earth metal
which was discovered as an impurity in the mineral
ytterbia
. It is rare and expensive, and has few specific uses.
Photo:
Alchemist-hp
Archive
–
More featured pictures...
Category
:
Wikipedia Picture of the day September 2012
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