AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Massachusetts > Cryophyllite (Fe-rich Polylithionite or Trilithionite)

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Cryophyllite (Fe-rich Polylithionite or Trilithionite) from Rockport, Essex County, Massachusetts

 
Cryophyllite (Fe-rich Polylithionite or Trilithionite) from Rockport, Essex County, Massachusetts

Cryophyllite (Fe-rich Polylithionite or Trilithionite) from Rockport, Essex County, Massachusetts

DESCRIPTION:No. 29219
Mineral:Cryophyllite (Fe-rich Polylithionite or Trilithionite)
Locality:Rockport, Essex County, Massachusetts
Description:Single crystal of dark mica with old label ca. 1890 labeled as cryophyllite, an obsolete name for iron-rich polylithionite or trilithionite micas. Ex. A. Lincoln Sherk II, MD. (1896-1970); ex. Frederick J. M. Oldach (1823-ca.1905)
Overall Size:4x2.5x.3 cm
Crystals:4 cm
Archived: For reference only

 

 

 

 

 

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