Environmental Engineering Reference
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FIGURE 15
Isolated dune-patch deposits. Early Cambrian Lake Louise Formation, Gog Group,
southern Rocky Mountains, Canada. (A) Compound cross-stratified sandstone encased within inter-
calated mudstone and sandstone. (B) Cross-section view of intercalated thin-bedded sandstone and
mudstone containing relatively deep
Rusophycus
isp. (
Ru
), local
Planolites montanus
(
Pl
)and
Palaeo-
phycus
isp. (
Pa
)
.
(C) Bedding-plane view(base) of
Trichophycus venosus
(
Tr
). (D)Bedding-plane view
(base) of
Cruziana
isp. (
Cr
),
Rusophycus
isp. (
Ru
)and
Phycodes
isp. (
Ph
). (E) Deep
Rusophycus
isp.
(
Ru
) at the soles of sandstone beds.
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