Difference between revisions of "Template:Sardonyx"

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! colspan=2 | Sardonyx
 
! colspan=2 | Sardonyx
 
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| Chemical composition || Silicon Dioxide SiO<sub>2</sub>
+
| Chemical composition || SiO<sub>2</sub> Silicon dioxide
 
|-
 
|-
 
| Crystal system || [[Crystals_&_Their_Structure#Trigonal_Crystal_System | Trigonal]]
 
| Crystal system || [[Crystals_&_Their_Structure#Trigonal_Crystal_System | Trigonal]]
 
|-
 
|-
| Habit || edit me
+
| Habit || (edit me)
 
|-
 
|-
| Cleavage || poor
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| Cleavage || Poor
 
|-
 
|-
| Fracture || very brittle, conchoidal
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| Fracture || Very brittle, conchoidal
 
|-
 
|-
 
| Hardness || 7
 
| Hardness || 7
 
|-
 
|-
| Optic nature || edit me
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| Optic nature || (edit me)
 
|-
 
|-
 
| Refractive index || 1.544 - 1.553
 
| Refractive index || 1.544 - 1.553

Latest revision as of 19:20, 23 December 2006

Sardonyx
Chemical composition SiO2 Silicon dioxide
Crystal system Trigonal
Habit (edit me)
Cleavage Poor
Fracture Very brittle, conchoidal
Hardness 7
Optic nature (edit me)
Refractive index 1.544 - 1.553
Birefringence 0.009
Dispersion 0.013
Specific gravity 2.65
Lustre Vitreous
Pleochroism None