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Chinese Name:黑色軟玉, 黑玉, 墨玉
English Name:Black Nephrite, Black Jade, Ink Jade, Black Nephrite Jade
Chemical Composition:Ca2(Mg,Fe)5(OH)2 basic calcium mag. iron silicate
Crystal System:Moloclinic (Polycrystalline)
Hardness:6.0 - 6.5
SG:2.90 - 3.03
RI:1.600 - 1.627 (Double refraction -0.027)
Related Chakra:Root
Locality:Canada, Australia, USA
Colour:Black, Dark Greenish Black, Grey-black
Remarks:
Nephrite jades of a black or nearly black colour, which is usually caused by microscopic inclusions of dark minerals, mainly graphite.

   
 
Functions:(Same as Black Jadeite)
1. Wear as a talisman.
2. Black Jade emanates strong, protective energies to ward off negative assault.
3. Black Jade is an ancient stone that has historically been used to attract money.
4. Jade is also a protective stone, guarding against accidents and misfortune.
5. The meaning of Black Jade has been attributed to the properties of power and control.
6. Black Jade is an excellent travel stone of protection. It is also a good amulet to wear when feeling insecure or afraid.
   
General care:
1. Avoid heat.
2. Avoid thermal shock.
3. Avoid using ultrasonic and steam cleaners.
4. Cleaning: Use lukewarm plain water, mild soap and a soft brush to scrub behind the stone where dirt can collect.

Other Names given to Nephrite
  Name Colour Where
1. Russian Jade Spinach-green the Lake Baikal region of Russia
2. Wyoming Jade, Snowflake Jade Green Wyoming, USA
3. Siberian Jade White to yellow to green Siberia
4. Mutton Fat Jade White the Kunlun Mountains, Sinkiang Province, China
5. Maori (Greenstone) Green South Island of New Zealand
6. Canadian Jade Green Canada
7. Ogden Mountain Jade Green Ogden Mountain, British Columbia , Canada
8. Polar Jade Bright Translucent Green 250 KM's East of Juneau, Alaska's border, Canada
Address: B26, 1/F, San Po Kong Plaza, 33 Shung Ling Street, San Po Kong, Kowloon, HK
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