Stones

After visiting the "Green" Hanuman at Dundigal, there was no one in the temple too who can clarify the English term for Maragatha. Here is a quick clarification of all 9 stones (Navrathna) - The Tamil & English Names.

• Vaira - Diamond
  
• Maanikka - Ruby
  
• Maragatha - Emerald
  
• Vidruma - Coral
  
• Muthu - Pearl
  
• Neela - Sapphire
  
• Gomedagaa - Garnet
  
• Pushparaaga- Topaz
  
• Vaidurya - Cat's eye

There is some other info available about the stones here.