Show sample as:
72-frame QuickTime VR
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My
periodic table poster
is now available!
Realgar-Orpiment.
A very beautiful mixture of realgar and orpiment crystals (two different crystal forms of arsenic suflide).
Source:
eBay seller kevinsantiquerocks
Contributor:
Theodore Gray
Acquired:
11 March, 2009
Text Updated:
12 March, 2009
Price:
$25
Size:
2"
Composition:
As
4
S
4