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Steam cleaner VS Ultrasonic jewelry cleaner (3)

Published 10/21/2013 | By chen yuxun

 

Gemstone sugestion table
——-This is a very detail form to show which machines should be used to clean your gemstones .some gemstones may use soap or just polishing cloth.

Gemstone ultrasonic jewelry cleaner steam cleaner Soap Heat Abrasive Acid Solvent
Alexandrite good good good Avoid sudden change high resistance resistant resistant
Amber never never good, do never soak MELTS with low heat only soft cloth DISSOLVES never
Amethyst caution caution good Avoid sudden change, low may deepen colour, high may cause colour loss & crack Avoid contact with other gems & polishing agents Avoid resistant
Aquamarine good, use caution good, use caution good crack, may fade, possible colour change high resistance resistant resistant
Beryl-green good except included, use caution good except included, use caution good crack, may fade, colour change to sea-blue high resistance resistant resistant
Beryl-orange good except included, use caution good except included, use caution good crack, may fade, possible colour change high resistance resistant resistant
Beryl good except included, use caution good except included, use caution good crack, may fade, possible colour change high resistance resistant resistant
               
Gemstone ultrasonic jewelry cleaner steam cleaner Soap Heat Abrasive Acid Solvent
Cat’s-eye  good good good Avoid sudden change and high heat high resistance good resistant
  chrysoberyl
Chalcedony good good good Avoid sudden change, possible colour change Avoid contact with other gems & polishing agents resistant resistant, except dyed material
Citrine caution caution good Avoid sudden change, colour loss, fracture danger Avoid contact with other gems & polishing agents Avoid resistant
Coral never never good EVEN LOW HEAT may damage only soft cloth DISSOLVES never
Cubic zirconia good good good Avoid sudden change Avoid contact with other gems good resistant
               
Gemstone ultrasonic jewelry cleaner steam cleaner Soap Heat Abrasive Acid Solvent
Diamond good, except if fractured good may leave soap film oxidizes above 700 ºC, never DIRECT TORCH unaffected good resistant
Emerald never never never easily crack, may dull high resistance, polishing agents may enter surface crack resistant never
Garnet good except andradite, use caution never good Avoid sudden change, FUSES WITH DIRECT TORCH Avoid contact with other gems & polishing agents resistant resistant
Hematite good good good Avoid sudden change & high heat Avoid contact with other gems & polishing agents resistant resistant
Iolite never never good Avoid sudden change & high heat Avoid contact with other gems & polishing agents Avoid never, clean with cloth dampened in methylated spirits
               
Gemstone ultrasonic jewelry cleaner steam cleaner Soap Heat Abrasive Acid Solvent
Ivory never never good, do nevert soak EVEN LOW HEAT may damage only soft cloth, Avoid rubbing together discolours, DISSOLVES never
Jade-jadeite good good good FUSES WITH DIRECT TORCH Avoid contact with other gems & polishing agents slight effect Avoid strong solvents
Jade-nephrite good good good resistant Avoid contact with other gems & polishing agents slight effect Avoid strong solvents
Kunzite never good good Avoid Avoid contact with other gems & polishing agents Avoid never
Lapis lazuli never never good, do nevert soak may deepen colour or change to green, high heat whitens Avoid contact with other gems & polishing agents Avoid never
               
Gemstone ultrasonic jewelry cleaner steam cleaner Soap Heat Abrasive Acid Solvent
Labradorite good good good Avoid sudden change & high heat Avoid contact with other gems & polishing agents resistant resistant
Malachite never never good, do nevert soak Avoid Avoid contact with other gems & polishing agents Avoid never
Marcasite good good good Avoid high heat Avoid contact with other gems & polishing agents Avoid Avoid
Moissanite good good may leave soap film resistant Avoid contact with other gems & polishing agents containing stone, silicon carbide and diamond pickle is good resistant
Moonstone never never good Avoid sudden change & high heat Avoid contact with other gems & polishing agents resistant resistant
               
Gemstone ultrasonic jewelry cleaner steam cleaner Soap Heat Abrasive Acid Solvent
Obsidian never never good Avoid sudden change & high heat Avoid contact with other gems & polishing agents may etch Avoid
Opal never never good, do nevert soak Avoid, very sensitive Avoid contact with other gems & polishing agents Avoid Avoid
Pearl never never mild good, pat dry EVEN LOW HEAT may damage, cracking & dehydration only soft cloth, Avoid rubbing together DISSOLVES never
Peridot never never good sudden change or high heat may fracture Avoid contact with other gems & polishing agents Avoid Avoid
Pyrite good good good Avoid high heat Avoid contact with other gems & polishing agents Avoid Avoid
               
Gemstone ultrasonic jewelry cleaner steam cleaner Soap Heat Abrasive Acid Solvent
Rhodolite never never good Avoid Avoid contact with other gems & polishing agents Avoid Avoid
Rose quartz caution caution good Avoid sudden change, gentle heat lightens, high heat may cause colour change & crack Avoid contact with other gems & polishing agents Avoid resistant
Rubellite never never good Avoid sudden change, high heat may cause colour change Avoid contact with other gems & polishing agents resistant resistant
Ruby caution caution good stable, Avoid direct torch high resistance, polishing agents may enter surface crack resistant, Avoid with oiled & dyed stones resistant, Avoid with oiled & dyed stones
Sapphire good except black star, use caution good except black star, use caution good stable, Avoid direct torch high resistance, polishing agents may enter surface crack resistant, Avoid with oiled & dyed stones resistant, Avoid with oiled & dyed stones
               
Gemstone ultrasonic jewelry cleaner steam cleaner Soap Heat Abrasive Acid Solvent
Shell & shell cameo never never mild good, pat dry EVEN LOW HEAT can damage, cracking & dehydration only soft cloth safe DISSOLVES never
Spinel good good good intense heat can fade, never DIRECT TORCH high resistance good resistant
Tanzanite never never good FUSES WITH DIRECT TORCH Avoid contact with other gems & polishing agents Avoid Avoid
Topaz caution caution ??? Avoid sudden change ??? ??? ???
Tourmaline caution caution ??? Avoid sudden change ??? ??? ???
Turquoise never never ??? Avoid sudden change ??? Avoid Avoid

 

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