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Opal Cone

Mountain in British Columbia, Canada
Opal Cone
Highest point
Elevation 1,736 m (5,696 ft)
Prominence 86 m (282 ft)
Coordinates 49°49′38.0′′N 122°58′16.0′′W / 49.827222°N 122.971111°W / 49.827222; -122.971111
Geography
Location in British Columbia
Map
Interactive map of Opal Cone
LocationGaribaldi Park, British Columbia, Canada
DistrictNew Westminster Land District
Parent range Garibaldi Ranges
Topo map NTS 92G15 Mamquam Mountain
Geology
Rock age Holocene
Mountain type Cinder cone
Volcanic arc/belt Canadian Cascade Arc Garibaldi Volcanic Belt
Last eruption 9300 BP

Opal Cone is a cinder cone located on the southeast flank of Mount Garibaldi in the Coast Mountains of British Columbia, Canada. It is the source of a 15 km (9 mi) long broad dacite lava flow with prominent wrinkled ridges. The lava flow is unusually long for a silicic lava flow.

Opal Cone is a member of the Cascade Volcanoes, but it is located in the Garibaldi Ranges in the Coast Mountains and not in the Cascade Range proper.

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See also

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References

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