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
<mapframe zoom="10" frameless="1" align="center" longitude="-123.29450555556" latitude="50.111405555556" height="200" width="250">{"type":"Feature","geometry":{"coordinates":[-123.29450555555556,50.11140555555556],"type":"Point"},"properties":{"marker-color":"#5E74F3","title":"Vulcan's Thumb","marker-symbol":"mountain"}}</mapframe>
<mapframe zoom="5" frameless="1" align="center" longitude="-123.29450555556" latitude="50.111405555556" height="200" width="250">{"type":"Feature","geometry":{"coordinates":[-123.29450555555556,50.11140555555556],"type":"Point"},"properties":{"marker-color":"#5E74F3","title":"Vulcan's Thumb","marker-symbol":"mountain"}}</mapframe>
<mapframe zoom="1" frameless="1" align="center" longitude="-123.29450555556" latitude="50.111405555556" height="200" width="250">{"type":"Feature","geometry":{"coordinates":[-123.29450555555556,50.11140555555556],"type":"Point"},"properties":{"marker-color":"#5E74F3","title":"Vulcan's Thumb","marker-symbol":"mountain"}}</mapframe>
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

References

  1. ^ 1.0 1.1 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.