2010-08-10_REVISION - C1981008 ‎(3)‎

• Permit No: C1981008
• IBM Index Class Name: Revision
• Doc Date: 8/10/2010
• Doc Name: Response 4 Revised Section 2.04.9
• From: Western Fuels-Colorado
• To: DRMS
• Type & Sequence: PR6
• Media Type: D
• Archive: No

The Bk horizon is assumed to have too little carbonate to be a calcic horizon.
In December 1994 the classification was changed from Ustollic Camborthids to Ustic Haplocambids.
(Revised July 2010) Attachment 2.04.9 -3 -10