2023-10-31_REVISION - M1973021 ‎(21)‎

• Permit No: M1973021
• IBM Index Class Name: Revision
• Doc Date: 10/31/2023
• Doc Name Note: Attachment A - Rule 6.5 Geotech Stability Exhibit - App A Subsurface Expl Findings 5 of 7
• Doc Name: Request for Technical Revision
• From: Holcim - WCR, Inc.
• To: DRMS
• Type & Sequence: TR9
• Media Type: D
• Archive: No

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"TWINING
CONCRETE INSIGHT
Morrison Quarry Rock Petrography Page 51
(a)
(b)
Figure 4.7c. Sample HDR-004 (383.0-383.9). (a) Photograph showing detail of the polished surface. Scale
shows millimeter increments. (b)Reflected light photomicrograph showing detail of the polished surface.Blue
arrows indicate foliated biotite grains.Yellow arrows indicate segregation of orthoclase feldspar and quartz.
Report No. 227893.d 22 November 2022