Hi friends, I have found a new gem . Although it looks deep dark red externally, but when focusing light source in to the gem,wonderful nice deep red color in the gem. deep blood red. Is it Ruby gem, Please help me to recognize this gemstone.20 Carats in weight.
Posts by Guru
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Thanks very much for answers. As those answers , I understood All of you are experts in gem field . So please explain me this problem, most of people that do not know the clear answer. [1] CAN WE GUESS THE GEM BY REFRACTION VALUE ONLY ? [2] DOES REFRACTION VALUE OF A GEM CHANGE WITH INCLUSIONS OF IT ? ALMOST INCLUSIONS[and chemical composition also] VARY WITH COUNTRIES GEM FOUND.FOR EXAMPLE----WHITE SAPPHIRE GEM REFRACTION VALUE IS 1.77. BUT WITH INCLUSIONS , CAN IT CHANGES TO 1.6 OR 1.9 ? PLEASE GIVE ME ANSWER.
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Thanks Doctor
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Thanks very much for the explanation. Yes, Alahara blue gems in Srilanka are best quality in the world. Please Admin, I have a doubtful stone which has diamond qualities.When give a hug to surface of stone, it removes spray quickly and it has abnormal sparkles also. Is it Diamond ? If it is Diamond, Weight is 100 carats. what may be the value of it please ?
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