Possible Clues:

• Multicolored gemstone
• Word with "fire" or "harlequin"
• Girasol, e.g
• Silica stone
• Stone for many a Libra
• Precious type of banks operating with our capital
• Milky gemstone with flashes of colour
• Libran's birthstone
• Memorable 1995 hurricane
• Off-white gem