The future is full of possibilities.
A mysterious lady,
Emerald brings hope and good luck.
Let this happiness lasts forever with her bright fresh green.
Her mysterious deep green light has been enticing people since ancient times. She has the longest history amongst jewels, providing us with comfort, creativity and bliss. The minerals formed are beryllia, alumina and silicic acid. The beautiful green is a product of a small amount of chrome within the gemstone.
Colombia is known for the world's highest grade emerald and its largest emerald mine is in Muzo. The Crescent Vert Emerald possesses colors approximately the same as emeralds from the Muzo mine, and shines strongly in blue.
Items | Crescent Vert Emerald | Chemical Characteristics | |
---|---|---|---|
Scientific Character | Composition | 3BeO・Al2O3・6SiO2 | 3BeO・Al2O3・6SiO2 |
X-ray Diffraction | Same as Natural Jewel | Particular Patters of Emerald | |
Spectroscopic Analysis | Same as Natural Jewel | Particular Absorption of Emerald | |
Physical Characteristics | Crystal System | Hexagonal Crystal System | Hexagonal Crystal System |
Mohs Hardness | 7.5~8.0 | 7.5~8.0 | |
Specific Gravity | 2.65~2.70 | 2.65~2.74 | |
Melting Point | 1410℃ | 1410℃ | |
Optical Nature | Transparency | Transparent-Semitransparent | Transparent-Semitransparent |
Refractive Index | 1.563~1.568 | 1.565~1.598 | |
Double Refraction | 0.005 | 0.005~0.008 | |
Mean Dispersion | 0.014 | 0.014 | |
Polychromatic | Green and Blue-Green | Green and Blue-Green | |
Chelsea Color Filter Examination | Dark Red- Pink | Dark Red- Pink | |
Inclusions | Solid Phase, Vapor | Solid Phase, Liquid Phase, Vapor |