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Emerald

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Emerald
Rila Mtn (Rila Planina), Kyustendil Oblast, Bulgaria

Item-No.: MIN0200
Price: 385.00 EUR 

Synonyms:  Agee
Variety of:  Beryl
IMA Status:  Not recognize
Classification:  Silicates, Cyclosilikates
Chemical formula:  Be3(Al,Cr)2Si6O18
Crystal system:  Hexagonal
Density (g/cm3):  2,63 - 2,80
Tenacity:  Brittle
Cleavage:  Indistinct
Fracture:  Conchoidal to splintery
Hardness (Mohs):  7,5 - 8
Colour:  Light green to dark green
Lustre:  Vitreous
Streak:  White
Transparency:  Transparent,  partly translucent
Application:  Precious stone, Gemstone

 

 

 
 
TOPGEO Mineralienhandel GmbH
Dr. Petr Zajicek
Commercial register:
HRB 671194 Amtsgericht Ulm
VAT-Id: DE147815490
Gersbach 10
74589 Satteldorf
Germany
Telephone: +49 7950 1345
Telefax: +49 7950 8483
eMail: topgeo.gmbh@t-online.de | mail@topgeo.com
  

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