[DOC] [TLE] Diamond Substitute Gemstones and Minerals | Gem5.com [PAR] The following is a list of Diamond Substitute gems and minerals listed in our ... It 
is the presence of impurities that gives other varieties of quartz their colors. ... is 
usually used to describe an optical effect and unlike most variety names it is not... [DOC] [TLE] Zircon: The gemstone Zircon information and pictures - The Mineral ... [PAR] In fact, many of the gem forms of zircon (even those that are not radioactive) are 
heat treated to enhance ... It is often used as a cheaper, yet natural alternative to 
Diamond. ... VARIETIES ... Matura Diamond - Trade name for colorless Zircon. [DOC] [TLE] 7 Classy Alternatives to Expensive Diamond Engagement Rings ... [PAR] Nov 6, 2015 ... These 7 classy alternativesincluding moissanite, sapphires, and ... It's no 
coincidence that this same season is the biggest for diamond ring... [DOC] [TLE] Zircon Gemstone & Jewelry Information; Natural Zircon: GemSelect [PAR] Jan 25, 2007 ... Many people confuse zircon with the artificial diamond simulant, cubic zirconia. ... 
white zircon was actually one of the most popular diamond substitutes, owing ... 
often marketed under the misleading trade name of 'Matura diamond'. ... It is the 
oldest mineral on Earth, with samples found in Australia that are... [DOC] [TLE] 25 Types of Clear Gemstones in Jewelry | Kamayo Jewelry [PAR] Aug 25, 2014 ... Do you know the different clear crystals used in jewelry? ... If you're looking for 
white stones that are actually opaque, please see ... Diamond is the most 
expensive of clear gemstones, with prices of up to ... The second hardest 
gemstone next to diamond, sapphire is the gemstone of the mineral corundum,... [DOC] [TLE] Chemistry - Ray Sahelian, M.D. [PAR] Asbestos inextinguishable made from silicate minerals. Atomic number ... 
Detergent generic name for synthetic soap substitutes. Dry Ice is a solid ..... A 
Matura diamond is actually a variety of Zircon that's used as a diamond substitute
. Jewelry. [DOC] [TLE] Zircon - Varieties,Formation,Sources,Properties,Test,Value [PAR] Actually, natural colorless zircons, as well as the heat-treated colorless stones, ... 
The word zircon was first used by Weiner in 1783 for crystals from Ceylon. ... It is 
recognized that there are three more or less distinct types of this mineral. .... 0.44)
, explaining why the colorless stone is an effective-diamond substitute; and a... [DOC] [TLE] diamond - Reade Advanced Materials [PAR] 52 results ... It is the hardest mineral after diamond, making it the second hardest mineral . ... 
are a popular substitute for diamond; these specimens are also known as "
Matura diamond". ... structure) variety analogous to diamond is called c-BN. ... 
than any other non-metal except diamond, and actually exceeds that of some... [DOC] [TLE] January2010 - Mineralogical Society of Southern California [PAR] Jan 1, 2010 ... Inclusions: Mysteries of Mineral Genetics. By. John Koivula ... Most of the 
diamonds obtained are brown (a very few are pink). There has been a... [DOC] [TLE] JewelryTips Blog: Natural stone types [PAR] Natural stones used in jewelries are generally catagorized into precious, ... 
Diamond -- is the hardest natural material carbon with the Mohs Scale of 10. ... 
Ruby -- is a variety of the mineral corundum (aluminium oxide), with the Mohs 
Scale of 9. ... inclusions may indicate that the stone is synthetic, simulant, or 
substitute. [DOC] [TLE] 06ch Identifying Gems and Gemstones_proofed.indd - Wiley [PAR] distinguish diamond from all natural and synthetic substitutes. Sharp facet ... 
Garnet is actually a mineral family that contains several different gemstones with 
a. [DOC] [TLE] XWord Info -- Find Clues or Match Patterns [PAR] Find crossword clues and answers, or words that match patterns. ... Friday, 
September 30, 2005, 11D, Matura diamond, actually, Nancy Kavanaugh ... 1 
result for ZIRCON from Variety puzzles. Date, Type, Grid, Clue, Author. July 2, 
2000, acrostic, I, Mineral whose transparent form is used as a gem, Emily Cox 
and Henry... [DOC]

Question: A Matura diamond is actually a variety of this mineral that's used as a diamond substitute
Answer: zircon