माणीक मोतीं प्रवाळ । पाचि वैडुर्य वज्रनीळ ।
गोमेदमणी परिस केवळ । पाषाण बोलिजे ॥ १४ ॥
Ruby, pearl, coral, emerald, cat's-eye, sapphire, the gomed gem, and even the touchstone (parisa) that turns iron to gold - all of these, at root, are simply called 'stone.'