Latitude: 46°12'42"N
Longitude: 122°34'46"W
Quarry is a intersection of 200/237 roads on Weyerhaeuser Mount Saint Helens tree farm. Currently closed to motorized access. Quarry was established to provide material for logging roads. The quarry is in Eocene basalt of low potassium tholeyitic composition. Zeolites have not yet been classified in accordance with the new zeolite classification system.
References
- Micro Probe Vol. 7, No. 10
- Micro Probe Vol. 10, No. 3, Spring '01
-
http://members.tripod.com/~WTompkins/index-24.html [Link dead. Jun 2011]
Mineral List
19 entries listed. 14 valid minerals.
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