Turquoise-Synthetic
| Refractive Index : 1.610-1.590(1.61 Spot) |
| Optical Characteristic : AGG |
| Specific Gravity : 2.75-2.68 |
| Formula : CuAI6(PO4)4(OH)8.4(H20) |
| Crystal System : Triclinic |
| Variety/Species : All |
| Species/Group : Turquoise-Synthetic |
| Birefringence : None |
| Dispersion : N/A |
| Hardness : 5 to 6 |
| Toughness : Poor to good |
| Ultrasonic : Never |
| Steam : Never |
| UV Long : Inert to weak |
| UV Short : Inert |
| Pleochroism : None |
| Strength : N/A |
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| Pleochroism Colors : None |
| Heat : Avoid Heating |
| Acids : Attacked by acids and/or chemicals |
| Light : Stable |
| Polish Luster : Waxy to vitreous |
| Fracture : Conchoidal to granular |
| Fracture Luster : Waxy to dull |
| Clarity Type : N/A |
| Tones : N/A |
| Saturations : N/A |
| Cause of Color : Blue-copper |
| Enhancements : None |
| Cleavage : None |
| Color Range : Light blue to medium blue, intense blue, black or brown spider web veining or matrix |
| Transparency : Semitranslucent to Opaque |
| Phenomena : None |
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| Separations : Turquoise-Synthetic from- Natural Turquoise : magnification, spectrum (possibly) Dyed Howlite : Appearance, color filiter, SG(possibly), spectrum Variscite : Color filiter, RI, appearance, spectrum, SG(possibly) Glass : Fracture luster, magnification, RI(possibly), spectrum(possibly) Plastic : SG, magnification, RI(possibly), spectrum(possibly) Serpentine : RI, hardness(possibly), spectrum |
| Identifying Characteristics and information |
| Spectral Data Lacks 4320 line that is sometime seen in natural Turquoise |
| Trade Names and Misnomers Turquoise-Synthetic |
Tags: synthetic turquoise
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