The Vulcan's Thumb is a rock pinnacle in the Pacific Ranges of southwestern British Columbia, Canada. It is the largest of a number of slender pinnacles protruding from the sharp summit ridge of Pyroclastic Peak, which forms part of the Mount Cayley massif.[1]

Vulcan's Thumb
Highest point
Elevation2,290 m (7,510 ft)
Coordinates50°06′41.06″N 123°17′40.22″W / 50.1114056°N 123.2945056°W / 50.1114056; -123.2945056
Geography
LocationBritish Columbia, Canada
DistrictNew Westminster Land District
Parent rangePacific Ranges
Topo mapNTS 92J3 Brandywine Falls
Geology
Age of rockPleistocene
Mountain typePinnacle
Volcanic arc/beltCanadian Cascade Arc
Garibaldi Volcanic Belt
Climbing
First ascentNone

Three eruptive stages built the Mount Cayley massif, the second of which is named after the Vulcan's Thumb.[1]

See also edit

References edit

  1. ^ a b Kelman, M. C., Russell, J. K., Hickson, C. J. (2001). "Preliminary petrography and chemistry of the Mount Cayley volcanic field, British Columbia", Current Research Part A, Geological Survey of Canada Paper 2001-A11, pp. 4, 5.