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

Benson deposit (Benson Clay deposit), Benson, Cochise Co., Arizona, USA

Satin Spar Gypsum
Benson deposit, Benson, Cochise Co., Arizona, USA

Latitude: 31°56'16"N
Longitude: 110°17'35"W

Display
- Standard
- Detailed
- By Strunz Category
- By Dana Category
Photos
Maps
- Map Pages
- Nearest Localities
Search

‡Ref.: Stone, R.W. (1920), Gypsum deposits of the US, USGS Bull. 697: 50.

Keith, Stanton B. (1969), Gypsum, in USGS & Arizona Bureau of Mines, and U.S. Bureau of Reclamation 1969, Mineral and water resources of Arizona, Arizona Bureau of Mines Bull. 180: 380.

Elevatorski, E.A. (1978), Arizona Industrial Minerals, Arizona Department of Mineral Resources, Minerals Report No. 2: 15.

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

Peirce, H. Wesley (1990), Arizona Geological Survey Industrial Minerals card file.

MRDS database Dep. ID file #10060146, MRDS ID #TC10103; and, Dep. ID #10112906, MAS ID #0040030706.

A Gypsum-Bentonite occurrence in the bluff forming the valley rim, 1/3 mile West of Benson. Located in sec. 21, T17S, R20E.

Mineralization is a lacustrine gypsum deposit hosted in red bentonite clay with aggregates of small, platy selenite beneath coarse Cenozoic sandstone. Gypsum occurs in lens-shaped masses. The grade is probably poor and the extent limited.

Mineral List

'Bentonite'

Gypsum

Gypsum
var: Satin Spar Gypsum

Gypsum
var: Selenite

4 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 1993-2013. 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: 10th Feb 2013 23:26:07