Questions With Reviewed 100%
Correct Detailed Answers
Guaranteed Pass!!
1. Treatments that improve gem appearance and quality increase the supply
of... - ANSWER commercially important gems
2. Treatments that make gems more _____________ and ____________ are
an important part of today's gem and jewelry market. - ANSWER
available, affordable
3. All treatments, even suspected or probable treatments, should be
______________ as part of every transaction. - ANSWER disclosed
4. Corundum, tanzanite, zircon, topaz, aquamarine, and amber. - ANSWER
gems that are commonly heat treated
5. What can alter color and create or eliminate phenomena and inclusions? -
ANSWER heat treatment
, 6. What produces a shallow layer of color that can be removed with minor
repolishing? - ANSWER lattice diffusion with titanium
7. The color resulting from lattice diffusion with _______________, might
______________ the entire stone. - ANSWER beryllium, penetrate
8. Almost all ______________ on the market today are fracture filled. -
ANSWER emeralds
9. ____________ color is not always stable and exposure to _________ or
__________ can destroy it. - ANSWER irradiated, heat, light
10.Commonly irradiated gems include, - ANSWER topaz, tourmaline,
cultured pearl
11.What is a fairly common pearl treatment? - ANSWER bleaching
12.What is often treated with a combination of bleaching and impregnation? -
ANSWER jadeite
13.What is one of the oldest gem treatments? - ANSWER dyeing
14.Cultured pearl, lapis lazuli, chalcedony, and coral are examples of... -
ANSWER commonly dyed gems