A Quick Reference to Gemstones

PLANET	GEMSTONE	FINGER	DAY	METAL	WEIGHT	SUBSTITUTE
SUN	RUBY	RING FINGER	SUNDAY	GOLD	3 or 5 rattis	CORUNDUN,RED GARNET
MOON	PERL	LITTLE / RING FINGER	MONDAY	SILVER	2, 4, 6 or 9 rattis	MOON STONE
MARSH	RED CORAL	RING OR MIDDLE FINGER	TUESDAY	GOLD/COPPER	7, 9 or 11 ratti	CORUNDUN
MERCURY	EMERALD	LITTLE FINGER	WEDNESDAY	GOLD/SILVER	3, 5, 7 or 10 rattis	AQUAMARINE, GREEN TOURMALIN
JUPITER	YELLOW SAPPHIRE	INDEX FINGER	THURSDAY	GOLD	7 or 13 rattis	CITRINE.YELLOW GARNET
VENUS	DIAMOND	RING FINGER	FRIDAY	GOLD/PLATINUM	¼ or ½ ratti	ZIRCON,WHITE CORAL, QUARTZ
SATURN	BLUE SAPPHIRE	MIDDLE FINGER	SATURDAY	GOLD/COIN IRON	5 or 7 ratti	AMETHYSTA,LAPIS LAZULI
RAHU	HESSONITE	MIDDLE FINGER	SATURDAY	IRON/SILVER	6, 11 or 13 rattis	BROWN TOURMALINE
KETU	CAT'SEYE	MIDDLE OR RING FINGER	TUESDAY	GOLD/STEEL	3, 5 or 7 ratti	TIGER'EYE,AGATE