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

"TWINING
CONCRETE INSIGHT
Morrison Quarry Phase II Rock Petrography Page 9
i
140
(a) Al
(b)
Figure 4.1f. Sample 1. Transmitted light photomicrograph of thin section showing detail of rock in (a) plane-
polarized and (b) cross-polarized light. Red arrows indicate quartz. Yellow arrow indicates feldspar. Blue
arrow indicates muscovite. Green arrow indicates calcite.
Report No. 237923.d 20 February 2023