Home Page	Log In	Messageboard	The Mindat Directory
Register	Search Pages	Mineral Chatroom	The Mindat Store

Biotite from
Rockport Granite Company quarries, Rockport, Essex Co., Massachusetts, USA

Description
Quality of samples:	not specified / average specimens
Confirmation
Validity:	Believed Valid
References
References:	Palache, Charles (1950): Fayalite at Rockport, Massachusetts. (American Mineralogist 35:877-881).
Data
Mineral Data:	Click here to view Biotite data
Locality Data:	Click here to view Rockport Granite Company quarries, Rockport, Essex Co., Massachusetts, USA

Copyright © Jolyon Ralph and Ida Chau 1993-2013. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
Current server date and time: 23rd May 2013 17:10:17