  Turquoise
Turquoise is an opaque, blue-to-green mineral that is a hydrous phosphate of copper and aluminium, Even the finest of turquoise is fracturable, reaching a maximum hardness of just under 6, or slightly more than window glassThe lustre of turquoise is typically...
|
 Treasure worth billions found in India
A treasure trove of gold, diamonds and precious stones hidden for centuries has been discovered in the underground vaults of a temple in southern India, sparking authorities to scramble armed police to guard the shrine...
|
 Platinum
Platinum is a chemical element with the chemical symbol Pt and an atomic number of 78. Its name is derived from the Spanish term platina del Pinto, which is literally translated... |
|
