Search Results for: Star Sapphire

Sapphire

Star Sapphire

Star Sapphire by Nasrina Parvin Khan A good Star Sapphire should be eye clean and have velvet like softness, as opposed to diamond like transparency. INTRODUCTION OF STAR SAPPHIRE …
Sapphire

Types of Sapphire

Types of Sapphir Types of Sapphire by Ardamun Ramdeva It is estimated that over 90-95% of the sapphires in the market today are heat-treated. Sapphires are also treated by …
Sapphire

Synthetic sapphires

Synthetic sapphires by Ardamun Ramdeva Having identical chemical composition and physical properties of natural sapphires, synthetic sapphires, over the years, have achieved a high degree of perfection. The many …
For Gemologists

Asterism in Gems

Asterism in Gems by Nasrina Parvin Khan “Asterism” is an exclusive light effect (which we called special optical phenomenon) of some crystal. When light pass through these crystals, its …
For Gemologists

Fake Gemstone names

Fake Gemstone names by Mark List of Fake and false gemstone names and its Preferred Gemological Names. Fake Gemstone Names and Its Preferred Gemological Names No. False Name Preferred …