Mindat Logo
Home Page Log In Message Board The Mindat Directory
Register Search Pages Chat Now! (2 online) Mindat Auctions

Bornite from
New Cornelia Mine (Ajo Mine), Ajo, Little Ajo Mts, Ajo District, Pima Co., Arizona, USA

Description
Comments:Second most abundant ore mineral after chalcopyrite. Minute grains and stringers through Cornelia quartz monzonite; veins to 1 inch (2.5 cm) thick. Concentrated around pegmatite bodies in the New Cornelia quartz monzonite.
Quality of samples:not specified / average specimens
Confirmation
Validity:Believed Valid
References
References:Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 142, 235; Gilluly, J. (1937), AZ Bur. Mines Bull. 141: 68-75, 79-81; Schwartz, G.M. (1947), Hydrothermal alteration in the 'porphyry copper' deposits, AZ, Econ.Geol.: 44: 253-277; Schwartz, G.M. (1958), Alteration of biotite under mesothermal conditions, Econ.Geol.: 53: 164-177; Thomas, W.J. & R.B. Gibbs (1983), Famous mineral localities: The New Cornelia mine, Ajo, AZ, Min.Rec.: 14: 283-298; Joralemon, I.B. (1914), The Ajo copper district, AZ, Engr. Mining Jour.: 98: 663; Thomas, W.J. & R.B. Gibbs (1983), Famous mineral localities: The New Cornelia mine, Ajo, AZ, Min.Rec.: 14: 283-298; Galbraith, F.W. (1947), Minerals of AZ, AZ Bur. Mines Bull. 153: 17.
Associated minerals:
Associates:Chalcopyrite
Gold
Pyrite
Sphalerite
Tennantite
Tetrahedrite
Data
Mineral Data:Click here to view Bornite data
Locality Data:Click here to view New Cornelia Mine (Ajo Mine), Ajo, Little Ajo Mts, Ajo District, Pima Co., Arizona, USA
Mineral and/or Locality
Google
 
www.mindat.org Web
Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the 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 hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 10th Nov 2009 06:18:43