Saturday, May 9, 2015

Alberal

The pyrrole family Mineral Stones emerald green Alokuamaran used Kohjar dignified, which is a silicate of beryllium and aluminum, and follows Alberal crystalline system hexagons are usually crystals grooved and rough or in the form of prismatic, have been found on some crystals Alberal in Brazil huge volumes sometimes up to several meters, hardness between 7.5 and 8 and ranging as Muhoh Mohos on the scale of hardness The specific weight ranges from 2.63 to 2.91 g / cm 3, and is usually a cracking is unclear.
The advantage of refraction of one Alberal Bamaamla ranging from 1.560 to 1.595 and the other from 1.570 to 1.602 and glassy luster Glassy luster.
And it resides Alberal in nature within the granite rocks Bakmataatah pegmatite rocks schist Schist and a companion to quartz veins, and exists in several different colors, including dark green transparent Deep Green called Emerald Emerald It is the best and Otmnha and the highest HH followed by a blue-green (blue sea water) and called Aquamarine Aquamarine, and has a pink color The so-called Morjanet Morganite a yellow or golden color is called Golden Alberal Golden Beryl or Hledor Heliodor, and has a red color called Red beryl Peixbat Bixbite This type is very rare and finally colorless Colorless and called Jotnat Goshenite.
Alberal presence in the Kingdom:
1. Beryl well leek: it was found stones Alberal 1.5 east wells km leek, within the small sweat from Bakmati a length of about 36 meters cut rock biotite granite, and economic terms is not found on the high quality Beryl crystals can be exploited in industry Almjohrat.perel well leek: stones were found Alberal 1.5 km east leek well, as part of a small sweat Bakmati a length of about 36 meters cut rock biotite granite, and economic terms is not found Burrell high-quality crystals can be exploited in industry jewelry.
2. Alberal South well leek: was found stones Alberal of Aquamarine Type South well leek and within the sweat of Bakmati a length of 21 m and width of two meters cut rock biotite granite and contains sweat on beryl crystals with blue color greenish and yellowish green transparent to translucent can be used Kohjar semi-precious and due to the small size of the race site is not feasible economically.


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