Difference between revisions of "Tigereye"

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[[Image:Tigerye.jpg]]<br>
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Latest revision as of 14:05, 19 October 2006

Agate
Chemical composition SiO2 Silicon dioxide
Crystal system Trigonal
Habit Aggregate
Fracture Conchoidal
Hardness 6.5-7
Refractive index ± 1.55
Specific gravity 2.60
Lustre Vitreous

Tigerye.jpg