日月星水晶屋 Sun Moon Star Crystal House (鈉角閃石 / 亞鐵鈉閃石 Arfvedsonite) http://www.sunmoonstar.com.hk

Chinese Name：鈉角閃石 / 亞鐵鈉閃石
English Name：Arfvedsonite
Chemical Composition：[Na][Na2][(Fe2+)4Fe3+][(OH)2|Si8O22] | is a sodium amphibole mineral
Crystal System：Monoclinic
Crystal Habit：Fibrous, radial prismatic aggregates
Hardness：5-6
Luster：Vitreous
SG：3.3 - 3.5
RI：1.652 - 1.708 (Biaxial -ve) | Birefriengence: 0.014
Related Chakra： Throat, Third-eye and Crown
Astrological Sign： Gemini
Locality：Canada, Greenland, Russia, Germany, New Zealand, Norway and the United States.
Colour：greenish black to bluish grey, dark grey to black
Background： It was named for the Swedish chemist Johan Arfwedson when he discovered it in 1823. The stone has been found in Canada, Greenland and Russia afterwards.

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Functions：
1.	This is a perfect stone in times of distress.
2.	It is a strong stone for spiritual growth, creating a clear path ahead.
3.	It helps you to re-organize and restructure your life, bringing extraordinary insights and a strong positive vibration.
4.	If you use it in meditation, it will help you to experience psychic visions that may assist you to predict the future.
5.	This helps to drain out negative thoughts, and it will aid you to begin to think in new way, as it stimulates positive thoughts and encourages you to feel more joyful.

General care：

1.	Avoid contact with perfumes, hair spay, make-up.
2.	Gem can be scratched easily, so wear with caution.
3.	Avoid knocks.
4	Avoid heat.
5.	Avoid chemicals.
6.	Avoid using ultrasonic and steam cleaners.
7.	Cleaning: Use lukewarm plain water, mild soap and a soft brush to scrub behind the stone where dirt can collect.

Reference: https://en.wikipedia.org/wiki/Arfvedsonite; https://thecrystalcouncil.com/crystals/arfvedsonite; https://www.healing-crystals-for-you.com/arfvedsonite.html

	Address: B26, 1/F, San Po Kong Plaza, 33 Shung Ling Street, San Po Kong, Kowloon, HK
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