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ametisti 6mm

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AMETISTI 


Paino ( ct noin ) : 1,8

Mitat ( mm noin ) : 6 X 6 X 3

Hionta : viistehiottu

Puhtaus : VS


                Erinomainen           Erittäin hyvä           Hyvä                ”kakkosluokkaa”

Hionta                                                X

Loisto                  X

Väri                                          X


Ominaista :kirkas vaalea violetti hyvin läpinäkyvä ametisti





 

Quartz, the most common single mineral includes many varieties and sub-varieties. Amethyst is the name given to the variety which is transparent and light to dark purple in color. Although amethyst is found on almost every continent the dark transparent and clean stones are relatively rare and always in demand.
Known Facts
Color Key:purple, violet
Refractive Index:1.544 - 1.553
Chemical Composition:SiO2
Hardness:7
Density:2.66
Crystal Group:Hexagonal
Ocurrence:Brazil, Uraguay, Bolivia, Madagascar, Russia, USA, Zambia
Sign of the Zodiac:Pisces
Month of the year:February
Planet:Neptune
Purple has long been considered a royal color so it is not surprising that amethyst has been so much in demand during history. Fine amethysts are featured in the British Crown Jewels and were also a favorite of Catherine the Great and Egyptian royalty. Leonardo Da Vinci wrote that amethyst was able to dissipate evil thoughts and quicken the intelligence.
  • Malli: 070138
  • EAN-koodi: 070138