Mindat Logo

Black Mesa prospect (Black Mesa deposit), Cassadore Spring area, Black Mesa area, San Carlos Indian Reservation, Gila Co., Arizona, USA

Latitude: 33°29'2"N
Longitude: 110°24'57"W
An asbestos deposit located in sec. 30, T2N, R19E, just NW of Black Mesa, about 2 miles South of Cassadore Spring, and about 4 miles SSW of Bear Canyon Junction, at an altitude of 3,600 feet, on Indian Reservation land.

Mineralization is Mescal Limestone intruded by a thick diabase sill and above a thin diabase sill. Limestone is tilted from 15º to 30º to the East. Serpentine and asbestos have been developed in the limestone near the locally discordant diabase sills. The ore zone is 243.8 meters long, 0.38 meters wide with a deopth-to-top of 0 meters, depth-to-bottom of 6.1 meters, and a thickness of 0.05 meters, striking N20E and dipping 30E.

Workings include pits and trenches 45. 72 meters long and 0.61 meters wide. No recorded production.

References

Bromfield, C.S. & Shride (1956), Mineral resources of the San Carlos Indian Reservation, Arizona, USGS Bull. 1027-N: 670-672.

Phillips, K.A. (1987), Arizona Industrial Minerals, 2nd. Edition, Arizona Department of Mines & Minerals Mineral Report 4, 185 pp.

MRDS database Dep. ID #10027413, MRDS ID #M003045.

Mineral List

Chrysotile
'Serpentine Group'


2 entries listed. 1 valid mineral.

The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.
This page is currently not sponsored. To sponsor this page click here.


Mineral and/or Locality
Search Google
 
Copyright © Jolyon Ralph and Ida Chau 1993-2011. Jobs in Arizona, USA 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. 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: 27th Jun 2011 23:06:42
Mineral and Locality Search
Mineral:
and/or Locality:
Options
Fade toolbar when not in focusFix toolbar to bottom of page
Hide Social Media Links
Slideshow frame delay seconds