Species                    Variety                             Enhancement                                                            Gemstone care  

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Beryl                        Green, yellow                   Irradiated to improve color                                        Basic jewelry care

                               Aqua,morganite                Heated to improve color,clarity                                  Basic jewelry care

                               Emerald                            Infused with colorless substances                               Do no use ultra sonic

                                                                        to improve clarity                                                       avoid changes of temperature

                                                                                                                                                          and contact with cosmetics, hair

                                                                                                                                                          spray,perfume,household 

                                                                                                                                                          chemicals.

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Chalcedony           Chrysoprase                         None                                                                         Basic jewelry care

                             cornelian, agate                  Heated to improve color                                            Basic jewelry care

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 Chrysoberyl          Alexandrite, cat's eye,         None                                                                         Basic jewelry care           

                            green, yellow 

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 Corundum           Ruby, star ruby                    All varieties heated infuse and                                   Basic jewelry care

                            Sapphire star sapphire        or diffused with colorless substances         

                            All colors of sapphire           to improve color and clarity.

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Feldspar              Moonstone                           None                                                                         Do not use ultrasonic,

                                                                                                                                                         cosmetics, house chemicals.

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Garnet               Hessonite .Rhodolite              None                                                                        Avoid sudden changes of temperature

                         Spessartite. Almandite

                         Pyrope. Demantoid

                        Tzavorite. Malaya

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Iolite                                                              None                                                                          Basic jewelry care

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Jade                Black,green,lavender             Coated with colorless substances                                No ultrasonic.

Nephrite                                                         to improve surface uniformity

                                                                      and durability

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Opal               All colors                                 Coated with colorless substances                               No ultrasonic, cosmetics                      

                                                                      to improve surface uniformity and                              household chemicals

                                                                      durability                                                                   changes of temperature

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Pearl             Cultured, south sea, white          Bleach - dyed - polished                                           No cosmetics ,hairspray,perfumes,

                      black, freshwater                       to improve uniformity of color                                   household chemicals, have strands cleaned

                                                                                                                                                       re-strung annually

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Peridot                                                          None                                                                         Basic jewelry care

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Quartz                                                          None                                                                          Basic jewelry care

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Spinel                                                          None                                                                          Basic jewelry care

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Spodumene     Kunzite                                Heated to enhance color                                           No ultrasonic,avoid sunlight

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Topaz              Blue, imperial                      Heated and or irradiate                                              Basic jewelry care

                        pink, yellow                          to enhance color

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Tourmaline     Chrome                                None                                                                           For all varieties do not use ultrasonic,

 All others                                                    Heated or irradiated to improve color.                         avoid temperature changes

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Turquoise                                                   Coated with colorless substances                                  No ultrasonic,cosmetics.

                                                                   to improve surface uniformity and                                household chemicals.

                                                                  durability.

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Zircon              All colors                             Heated to enhance color                                             No ultrasonic,changes of temperature

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Zoisite             tanzanite                             Heated to enhance color                                             No ultrasonic cleaning.

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Lucho Medina Designs.

Conflict and position in all gemstones.

LEGAL NOTICES

Under no circumstances Lucho Medina Designs. Shall be liable for any indirect,special,incidental or consequential damages

of any kind,regardless of the form of action [ INCLUDING NEGLIGENCE ] strict product liability,even if we have been advised of the possibility of such damages. If you have any questions please contact us.