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Chromium-bearing Dravite

A variety of Dravite
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About Chromium-bearing DraviteHide

Formula:
Na((Mg,Cr)3)(Al,Cr)6(Si6O18)(BO3)3(OH)3(OH)
A variety of Dravite

A chrome-rich variety of Dravite.
Cr may occupy both Y and Z sites.


Unique IdentifiersHide

Mindat ID:
9286 (as Chromium-bearing Dravite)
1318 (as Dravite)
Long-form identifier:
mindat:1:1:9286:5 (as Chromium-bearing Dravite)
mindat:1:1:1318:1 (as Dravite)
GUID
(UUID V4):
bf567537-7a86-4819-b748-495a25121e33 (as Chromium-bearing Dravite)
745654c7-5417-4a00-b851-60f4c7d5888c (as Dravite)

Chemistry of Chromium-bearing DraviteHide

Mindat Formula:
Na((Mg,Cr)3)(Al,Cr)6(Si6O18)(BO3)3(OH)3(OH)

Synonyms of Chromium-bearing DraviteHide

Other InformationHide

Health Risks:
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 Chromium-bearing DraviteHide

References for Chromium-bearing DraviteHide

Reference List:

Localities for Chromium-bearing DraviteHide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Finland
 
  • North Karelia
    • Outokumpu
Peltola et al 1968. A chromian ...
  • North Savo
Dunn (1977)
Huhma & Aarto (1964)
Japan
 
  • Nagano Prefecture
    • Chino City
Akira Harada et al. (2010) +1 other reference
Kenya
 
  • Taita-Taveta County
    • Voi
      • Mwatate Kabanga
Betts (n.d.)
USA
 
  • Maryland
    • Cecil County
Mineralogical Record Vol 12 #3 May/June ...
  • Pennsylvania
    • Lancaster County
      • Fulton Township
Mineralogical Record (1981)
 
Mineral and/or Locality  
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