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Knowledge Center - London Blue Topaz
London Blue Topaz
London Blue Topaz
December
Modern
September
Ancient
Sagittarius
Sagittarius
PROPERTIES OF LONDON BLUE TOPAZ
Color :
Moh’s hardness :
Refractive index :
Critical angle :
Specific gravity :
Cleavage :
Fracture :
Dispersion :
Heat sensitivity :
Pleochroism: Dichroic :
Birefringence (double refraction) :
Crystal structure :
steely, grayish, and deep blue color
8
1.62-1.63
37°
3.53 to 3.57
perfect, basal
conchoidal
Moderately high (.02)
Low to medium
None.
0.014
Orthorhombic
MYSTICAL PROPERTIES
The name “topaz” originated from the Greek topazos, meaning “to seek,” possibly giving a reference to the hidden-in-the-fog Isle of Zebargad (also known as the Serpent Isle), in the Red Sea. According to George Kunz the first-century Roman historian Pliny in his book “the Curious Lore of Precious Stone” wrote that topaz derived its name “from the Island of Topazos, in the Red Sea. It is also been written that , topaz – that is, real topaz – gets its name from the Sanskrit word tapas, meaning “yellow fire,” probably referring to one of topaz’s imperial reddish-yellow colors.
The importance of gold started with the civilization of Incas who resided in the Cuzco area around 1200.According them Gold was referred to as the tears of the Sun. 24 karats is considered to be the purest form and it is generally expressed as a decimal figure ranging from 0 to 1, known as the millesimal fineness, such as 0.995 being very pure.
During the 18th Century the value of Platinum was acclaimed as a well suited metal to have a good hold of the precious jewels. The most famous gems as the, the Koh-I-Nor, the Jonker, and the Hope diamonds were all set in platinum. Platinum is so pliable that a single gram of it can be drawn into a long stretched wire for more than a mile say almost 2 km.
Very few of us know that that word Silver is derived from the Anglo-Saxon word “Siolfur”. It bears the abbreviation ‘Ag’, which comes from the Latin word ‘Argentum’, which means ‘Silver’. Silver is considered to be one of the most noble metal and hence can be easily oxidized. There is beautiful saying which goes for the metal Silver “ it is not important that you are eating with a silver spoon, what is important is the spoon is silver” Silver also signifies a status symbol and used in making coins, jewelry, crockery and other various articles.
VIEW LONDON BLUE TOPAZ JEWELRY
SABRINA’S ADVICE & PICKS
In ancient time the gemstones where not classified based on their mineral species but it was assigned according to the mystical properties of the symbolic meaning. According to the Hebrews, the Romans, and the Arabs Ruby was considered as the gemstone for the month of December, whereas Hindus chose Topaz, and the Russian and Polish chose Turquoise.

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London Blue Topaz the gemstone for the month of December promotes artistic inspiration by strengthening the thyroid gland and enhancing the metabolism. This gemstone is also said to possess power which increases the strength and make the wearer invisible in times of emergency...