| | |   Jet Lignite. Description from the source:
 Lignite var. Jet (Gagate, Giaietto), Ucraina. In reality not a mineral, but a significative example for the C, with a value because used in gemmology. 3,1x2x2 cm; 4 g.
 Source: Simone Citon
 Contributor: John Gray
 Acquired: 26 September, 2008
 Text Updated: 28 September, 2008
 Price: Trade
 Size: 1.25"
 Composition: C
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