Difference between revisions of "Template:Bixbite"
From The Gemology Project
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m (To switch bixbite to correct name red beryl) |
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{| align=right width=250px {{table}} | {| align=right width=250px {{table}} | ||
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− | ! colspan=2 | Bixbite | + | ! colspan=2 | Red Beryl (Bixbite) |
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| Chemical composition || Be<sub>3</sub>Al<sub>2</sub>(SiO<sub>3</sub>)<sub>6</sub> Beryllium aluminum silicate | | Chemical composition || Be<sub>3</sub>Al<sub>2</sub>(SiO<sub>3</sub>)<sub>6</sub> Beryllium aluminum silicate |
Revision as of 18:30, 19 January 2021
Red Beryl (Bixbite) | |
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Chemical composition | Be3Al2(SiO3)6 Beryllium aluminum silicate |
Crystal system | Hexagonal |
Habit | Prismatic |
Cleavage | Basal, poor |
Fracture | Conchoidal to uneven |
Hardness | 7.5 - 8 |
Optic nature | Uniaxial - |
Refractive index | 1.561 - 1.577 |
Birefringence | 0.004 - 0.009 |
Dispersion | Low, 0.014 |
Specific gravity | 2.63 - 2.72 |
Lustre | Vitreous |
Pleochroism | Weak |