Mohamed Idrees Mohamed Hassen

Cobalt spinel's refer to spinel gemstones that contain traces of cobalt, which contribute to their blue or violet coloration. Spinel's...

In the heart of the Ratnapura mines in Srilanka, where whispers of hidden treasures echoed through the tunnels, a remarkable discovery...

About Yellow Sapphire: A momentous discovery unfolded in the sun-drenched mines of Sri Lanka, where nature's treasures lay hidden beneath...