Survey Peak Formation

Geology

Group: McKay

Members: unnamed (4), Basal Silty (57), middle (23), Putty Shale (16), Upper (2)

Lithologies: "shale" (28), siltstone (4), sandstone (4), conglomerate (10), grainstone (3), "limestone" (55), dolomite (9)

Paleoenvironments: marine indet. (8), carbonate indet. (17), shallow subtidal indet. (29), open shallow subtidal (7), deep subtidal indet. (4), transition zone/lower shoreface (21)

Age range: base of the Trempealeauan to the top of the Skullrockian or 492.50000 to 482.30000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Furongian497.0 - 485.4Canada (Alberta) (229379 229380)
Sunwaptan493.5 - 487.5Canada (Alberta) (11077 11078 11079 11080 11081)
Trempealeauan492.5 - 485.4Canada (Alberta) (54119 54120 54121 203762 203763 203777 203778 203779 203780 203781 203782 203783 203784 203785)
Skullrockian487.5 - 482.3Canada (Alberta) (157027 233707)
Skullrockian487.5 - 482.3Canada (British Columbia) (50164)
Ibexian487.5 - 470.0Canada (Alberta) (229378)
Tremadoc486.5 - 477.7Canada (Alberta) (11031 10959 10960 10961 10962 10985 10986 10987 10988 10989 10990 10991 10992 10993 10994 10995 10996 10998 10999 11001 11002 11003 11005 11007 11010 11011 11012 11014 11019 11020 11021 11022 11023 11024 11027 11028 11033 11036 11034 11037 11038 11039 11040 11044 11045 11046 11047 11048 11049 11050 11052 11059 11060 11061 11062 11063 11064 11065 11066 11067 11068 11069 11070 11071 11072 11073 11074 11075 11076 54122)
Demingian485.4 - 478.6Canada (Alberta) (50166)
Gasconadian485.4 - 477.7Canada (British Columbia) (50165)
Tremadocian485.4 - 477.7Canada (Alberta) (229374 229375 229376 229377)
Stairsian - Tulean485.4 - 474.9Canada (British Columbia) (50169)