Difference between revisions of "Template:Tigereye"

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! colspan=2 | Agate
 
! colspan=2 | Agate
 
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| Chemical composition || Silicon dioxide SiO<sub>2</sub>
+
| Chemical composition || SiO<sub>2</sub> Silicon dioxide
 
|-
 
|-
 
| Crystal system || Trigonal
 
| Crystal system || Trigonal
 
|-
 
|-
| Habit || aggregate
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| Habit || Aggregate
 
|-
 
|-
| Fracture || conchoidal
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| Fracture || Conchoidal
 
|-
 
|-
 
| Hardness || 6.5-7
 
| Hardness || 6.5-7

Latest revision as of 21:05, 23 December 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