Wolfcamp Upper A Fan Study
Core
B
AAPG
ACE2019
ANNUAL CONVENTION & EXHIBITION
19 22 May. San Antonio, Texas
HEBS vary in completeness of divisions
Idealised Wolfcamp HEB
Lateral Fringe
Off-Axis
Axis
Core A
Off-Axis
ateral Fringe
Frontal Fringe
Distal Fringe
Core C
LOVING
Core B
Lateral Fringe
H5/Mm
GAMMA-RAY
(API)
250
H3U/Mcs
H3L/SLca
H2/SLcl
H1/SLc/Ps
UPPER ZONE
LOWER ZONE
WOLFCAMP UPPER A
MIDDLE ZONE
HEB FACIES
Fig 128
Fig 19
Core A
Off-Axis
GAMMA-RAY
100 ft
33 m
питал
(API)
Fig SA
250
single
HEB
Fig 114
Fig 17
Fig SC
Fig 16A
Fig 168
Fig 1ZA
Fig 16C
Fig 14A
Fig 134
Fig 148
Fig 138
Fig 15
Packstone (PS/SLC/SLCl)
Calcareous argillaceous siltstone (SLca)
Calcareous silty mudstone (Mcs)
Mudstone (Mm)
DEBRITE
FACIES
0
Core C
Distal Fringe
GAMMA-RAY
(API)
250
0.5 ft
15.24 cm
Mmx
Mmx
SLC (H1)
Mm (H5)
Slca (H31)
Mcs (H3u)
Mm (H5)
Mcs (H3U)
Mcs (H3u)
Mm, H5)
SLC (H1)
Mcs (H3u)
Slca (H31)
Sica (H31)
SLC (H1)
SLcl (H2)
Removed
Whole Core
SLcl (H2)
SLC/SLcl
Mm (H5)
Mcs (H3u)
Mcs (H3u)
SLcl (H2)
Slca (H31)
Mm (H5)
Ps (H1)
Mm (H5)
Mcs (H3u)
Slca (H31)
Fig 118
Mcs (H3u)
SLC (H1)
Mm (H5)
Fig 188
SLC (H1)
SLcl (H2)
Mm (H5)
Mcs (H3u)
Ps (H1)
Slca (H31)
SLCI(H2)
Mcs (H3u)
Mcs (H3u)
Ps (H1)
Tuff
Mm (H5)
Paraconglomerate (Pc)
Wackestone (Ws)
Slca (H31)
Mcs (H3u)
Slca (H31)
Mm
Bioturbated mudstone (Mmx/Mdx)
Mmx
Bone Spring Fm. sands and silts
B
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