My
periodic table poster
is now available!
Wolframite.
Sample of Wolframite.
Source:
Jensan Scientifics
Contributor:
Theodore Gray
Acquired:
2 April, 2009
Text Updated:
3 April, 2009
Price:
Anonymous
Size:
1"
Composition:
Fe
W
O
4
.
Mn
W
O
4