Tanzanite

Tanzanite has become a popular gemstone since its decovery in the late 1960s. The rare gem was named for its source, Tanzania, in East Africia, the only place it is found. Considering the unique mix of purple, violet, and blue hues, tanzanite fascinates the gem collector and jewelry/fashion designer alike.

                                                                         VARIETIES QUALITIES & ORIGINS

                                     Tanzanite is the purplish-bue variety of the gem species zoisite. The most valuable tanzanite is medium dark in tone, vivid in saturation, and slightly violet-blue. Some people desire the more purplish to violet tanzanite shades which are more available and affordable.

                                     GEMSTONE ENCHANCEMENTS

                                     Virtually all tanzanite is subjected to heat as a normal part of the fashioning process to improve the color of the

                                     gemstone. No special care is required.

                                     HARDNESS  (Scratch Resistance)  6 - 7 on the Moh's Scale

                                     STABILITY  (To Heat, Light, Chemicals) Stable to light.  Avoid heat, sudden temperature changes, strong solvents,

                                     acids.

                                     REPAIR  Avoid intense heat and remove from setting for most repair work.

                                     TOUGHNESS  (Chip & Crack Resistance)  Poor to Fair

                                     CLEANING  Never use ultrasonic/steam cleaning.

                                     OCCASIONS  Alternate December Birthstone with zircon and turquoise, 24th Wedding Anniversary

Swalstead Jewelers