2023-10-31_REVISION - M1973021 ‎(19)‎

• 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 2 of 7
• Doc Name: Request for Technical Revision
• From: Holcim - WCR, Inc.
• To: DRMS
• Type & Sequence: TR9
• Media Type: D
• Archive: No

0 00
, PROJECT: Morrison South Quarry LOG OF BORING 2008 PH3-2
Exploration Phase 3
GE1 Consultants
PROJECT NO. 072850 SHEET 3 OF 9
Location South quarry Date(s) Drilling Bearing
N 1653670.057 E 3082330.189 Drilled 6/30/2008 - 7/10/2008 Contractor Precision Sampling (Azimuth) —225
Ground Surface 7024.83 NAVD88 Logged K.Ainslie Drill Rig Boart Lon ear DB Plunge 70
Elevation(ft) by Type 9y (Degrees)
540
Borehole Fluid Depth(ft) NA Reviewed K.Ainslie/J.Wri ht Core HQ Total 350.5
and(Date Measured) by g Diameter(in) Depth(ft)
CORING (SEE LEGEND)
n n° rn
= MATERIAL V; CO
oco
m DESCRIPTION
U N i O U)
O � Iq a) N E E . 0_' O tl5 C C J > a)
LLl Z N 0_' 0_ O a) N d O O �O .�.
C O 3 N a) — O O U 2 0 N N_ N_ U
0 Z 0 0 d J 0 Z J = 0 of lL 0 0 0
80 _
17 5 5 NA 100 NA = quartz and pink pegmatite minerals.
II
81.5-89.0':GRANITIC GNEISS. As above except varying shades of
gray;moderately to intensely fractured,up to—30°,closely to v
moderately spaced,iron stained surfaces. )
18 5 5 NA 100 NA
83.4':Predominantly white and gray in color,less pink lenses. J
- - - - - I I
85 9
Box -
10
19 5 5 NA 100 NA 88.7-90.0':Moderately to intensely weathered;intensely fractured.
90
90.0-91.2':PEGMATITE. Pink;coarse grained;weathered;slightly
fractured;iron staining.
" 91.2-91.5':Gray-brown;fine grained;micaceous.
91.5':60°fracture,weak,talcy.
91.5-99.0':GRANITIC GNEISS. Gray;foliated—40°;slightly to
moderately weathered;hard to very hard;slightly to moderately
Box
20 5 5 - - - NA 100 NA - fractured,30-40°,clean to iron stained surfaces.
95 10
Box
11 -
96.0':50°fractures,closely spaced,slightly clayey and iron stained
surfaces.
96.5-99.0':Reddish in color;not foliated;slightly fractured with
21 4 4 NA 100 NA = iron stained surfaces.
99.0-99.8':Pink pegmatite with dark gray lenses and iron stained
100 surfaces.
99.8-100.2':Dark gray.
100.0':70°fracture,clean,slightly rough.
100.2-101.4':PEGMATITE. Pink;coarse grained.
Box 101.4-112.5':GRANITIC GNEISS???. Medium to dark gray;slightly
11 22 5 5 - - - - NA 100 NA - weathered;hard;moderately fractured,20-30°,moderately spaced,
Box occasional talcy and iron stained fracture surfaces,healed fractures
12 present.
102.0-103.0':High angle,—70°,fractures with iron stained surfaces.
105 =
_ - II
_ II
_ II
23 5 5 NA 100 NA
108.0-108.5':Pink quartz pegmatite lease.
108.8-109.1':Pink pegmatite lense.
110 = 109.7-110.2':Pink pegmatite lense.
li
110.5':Rubble;iron staining.
Box = 111.3':60°fracture. N
IQil
N
12 Q
Box 24 5 4.8 NA 96 NA 112:5-118.0':PEGMATITE. Pink interbedded with gray granitic
13 ;; gneiss;coarse grained;very intensely to intensely fractured;talcy,poor
rock.
115
II
II
25 2.5 2.5 NA 100 NA
II
118.0-1237:GRANITIC GNEISS. Medium gray and reddish;
26 3.5 3.2 NA 91 NA slightly weathered;slightly to intensely fractured,low angle to vertical
120 = fractures,occasional iron stained,talcy surfaces.