Mindat Logo

Colemanite from
Gila River, Maricopa Co., Arizona, USA

Comments:Occurs in gravels on the Gila River; as crystallized, colorless material in a fossil egg.
Quality of samples:not specified / average specimens
Validity:Believed Valid
References:Galbraith, F.W. & D.J. Brennan (1959), Minerals of AZ: 56.
Mineral Data:Click here to view Colemanite data
Locality Data:Click here to view Gila River, Maricopa Co., Arizona, USA
Mineral and/or Locality  
Search Google  
Copyright © Jolyon Ralph and Ida Chau 1993-2014. 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: December 23, 2014 03:47:18
Mineral and Locality Search
and/or Locality:
Fade toolbar when not in focusFix toolbar to bottom of page
Hide Social Media Links
Slideshow frame delay seconds