What's the best way to clean a turquoise ring?

~ I need to clean a genuine turquoise, sterling-silver ring...what's the best and safest (for the ring) method? Thanks! ~
J.M.L., August 2013


done
or take it to a jeweller for a small fee put it in an ultrasonic bath that will clean it to perfection it uses sound waves to dislodge years of grime ,I have one myself ,you can buy one for about £30.00

mm, August 2013
Mild detergent water and an old soft toothbrush.

Peccavi, August 2013