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Danalite-Helvite Series

Big Photo

Navegadora Mine (Navegador Mine; Orozimbo Mine), Penha do Norte, Conselheiro Pena, Doce valley, Minas Gerais, Southeast Region, Brazil
© Dick Dionne

System:Isometric
Series Formula:
Fe
2+
4
Be
 
3
[S|(SiO
 
4
)
 
3
]
-
Mn
2+
4
Be
 
3
[S|(SiO
 
4
)
 
3
]
A series between Danalite and Helvite

Classification of Danalite-Helvite Series

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Crystallography of Danalite-Helvite Series

Crystal System:Isometric

Optical Data of Danalite-Helvite Series

Type:Isotropic

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for Danalite-Helvite Series

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  • SpiriferMinerals.com - high quality specimens
  • Buy from David K Joyce minerals
  • Wendel Minerals - Auktion & Shop
  • Find Danalite-Helvite Series on www.crystalclassics.co.uk
  • Top quality minerals from Kristalle of California
  • Wilensky Fine Minerals
  • Rare and Unusual minerals at Mineralogical Research Company
  • rare and unusual minerals mainly crystallized
  • Buy Fine Minerals from mineralsweb.com
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • Lapis Mineral Magazin
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