Stone Care
RUBY (MANIK)
Boiling and ultrasonic generally safe. Soak in ammonia & brush. Water-Pik with hot, soapy water. May have glass-filled cavities that could be dislodged.
PEARLS (MOTI)
Organic: avoid chemicals, hair spray, perfume, and perspiration. Very soft. Do not boil or ultrasonic. Wipe with soft, damp cloth after wearing. Do not store in safe deposit box for long periods. Need light.
CORAL (MOONGA) & MALACHITE
Organic material, soft & often dyed. Do not boil, ultrasonic or use chemicals. Clean with soapy water. Brush accent stones & clean with Water-Pik.
EMERALD (PANNA) & AQUAMARINE
Use extreme care. Usually filled with oil or resins that might be removed with cleaning. (Fillings can be restored.) Do not boil or ultrasonic. Rinse, brush & Water-Pik with warm, soapy water.
YELLOW SAPPHIRE (PUKHRAJ) & BLUE SAPPHIRE (NEELAM)
Boiling and ultrasonic generally safe. Soak in ammonia & brush. Water-Pik with hot, soapy water. May have glass-filled cavities that could be dislodged.
DIAMOND (HEERA)
Untreated diamonds OK to boil & ultra- sonic. Soak in ammonia, brush & Water-Pik. Fracture-filled diamonds must be treated with care. Jeweller’s torch can remove fillings.
LAPIS LAZULI &TURQUOISE
Do not boil or ultrasonic. Often dyed. Avoid heat, solvents, acids, and strong detergents. Clean gently with soapy water.
CAT’S EYE (LEHESUNIYA)
Generally stable. Avoid boiling and ultrasonic; sonic cleaning is OK.
HASSONITE (GOMADE)
Do not boil or ultrasonic. Fractures if shocked. Soak in ammonia & brush; clean accent stones with Water-Pik.
OPAL
Very delicate & heat sensitive. Do not boil or ultrasonic. Avoid all solvents, acids, heat, and abrasion. Brush with soapy water; brush accent gems.
CITRINE (SUNELA),AMETHYST & IOLITE
Strong heat (jewellers torch) may destroy color. Boiling and ultrasonic cleaning best done carefully, by jeweller. Soak in ammonia, brush, Water-Pik.
GARNET
Gentle boiling OK if temperature “shock” avoided. Ultrasonic with care. Sonic OK. Jewellers- avoids hydrofluoric acid & torch. Soak in ammonia, brush.