[DOC] [TLE] The zircon is second only to this gem in ability to disperse light ... [PAR] Jun 29, 2016 ... The zircon is second only to this gem in ability to disperse light # Quiz # Question. 
video. 0:28 0 likes, 0 dislikes. No views. Amazing Videos. [DOC] [TLE] Free Flashcards about GEOLOGY/EARTH SCI. - StudyStack [PAR] A DIAMOND CAN ONLY BE SCRATCHED BY THIS TYPE OF STONE ... THE 
ZIRCON IS SECOND ONLY TO THIS GEM IN ABILITY TO DISPERSE LIGHT... [DOC] [TLE] Color in Minerals [PAR] color perceived depends on the light the object is viewed under: the effect of ... 
this is the only wavelength range of visible light that can be transmitted by the 
stone. ... Impurities are elements that occur in low concentration in the gemstone. 
... equal sized tranmission windows - the first at blue and second at red 
wavelengths. [DOC] [TLE] NOVA - Official Website | What Makes Diamond Sparkle? - PBS [PAR] Feb 1, 2000 ... Light normally travels at 186,000 miles per second, but diamond is so dense that 
it ... Raw, uncut stones lack the exuberance of jewelry-store gems and can 
appear ... Other natural gemstones disperse white light to some degree, but none 
... Most clear and colorless objects retard light only a modest amount. [DOC] [TLE] Chemistry - Ray Sahelian, M.D. [PAR] Cat's eye The precious type of this gem named for a domestic feline feature is ... 
gold-colored, zircon is second only to diamond in ability to disperse light. [DOC] [TLE] Scientific Explorer: Gemstones Part 1  The Science of Their Colour [PAR] Sep 6, 2012 ... Gems, to me, are not only fascinating but loaded with fun. ... have clarity, colour 
and "fire" - the ability to split light into the colours of the rainbow. [DOC] [TLE] Diamond - Wikipedia [PAR] Diamond is a metastable allotrope of carbon, where the carbon atoms are 
arranged in a ... Diamond also has relatively high optical dispersion (ability to 
disperse light of ... Several non-diamond materials, which include cubic zirconia 
and silicon ... The correct combination of temperature and pressure is only found 
in the... [DOC] [TLE] Diamonds - Crystalinks [PAR] Diamond also has relatively high optical dispersion (ability to disperse light of 
different colors). ... Several non-diamond materials, which include cubic zirconia 
and silicon ... and showed that the only product of the combustion was carbon 
dioxide, ... The world's second-largest gem quality diamond has been discovered 
in... [DOC] [TLE] Nesosilicate - Garnet Group - Ganoksin Jewelry Making Community [PAR] (It is interesting to note that only pyrope occasionally exhibits cubes with curved 
faces.) ... Gem and Mineral that Twinning of garnet crystals shows only in the 
effect of .... Twenty-eight of its trade names are listed on page 234 of the second 
edition of the Color ... Noah is reputed to have hung garnet in the ark to disperse 
light. [DOC] [TLE] DISPERSION - Gemology Course [PAR] Dispersion results when light passes through a transparent material with inclined 
... The ability of a gem species to show dispersion is, therefore, roughly ... the 
diamond simulant of choice was white zircon, whose dispersion and high luster... [DOC] [TLE] An Update on Color in Gems. Part 1: Introduction and Colors ... - GIA [PAR] fluorite, as mentioned in the 2nd edition of Web- ster (1970). In 1978 ... cause of 
color in gem materials: dispersed metal ions. LIGHT AND THE ... For example, 
alexandrite is green in sun (fluorescent) light and .... actuality, very few ions have 
the ability to absorb visible light. .... ologically significant only for garnet and 
zircon. [DOC] [TLE] Diamond (gemstone) - Wikipedia [PAR] A diamond is one of the best-known and most sought-after gemstones. Diamonds 
have been known to mankind and used as decorative items since ancient times; 
some of the earliest references can be traced to India. The hardness of diamond 
and its high dispersion of lightgiving the .... Only about 20% of all diamonds 
mined have a clarity rating high enough for... [DOC] [TLE] Hlava - Color in

Question: The zircon is second only to this gem in ability to disperse light
Answer: Diamond