Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Stilbite Subgroup from
Roadcuts, Kalama area, Cowlitz County, Washington, USA


06113800017486289316289.jpg
Stilbite Subgroup

Interstate 5 Roadcuts, Roadcuts, Kalama area, Cowlitz County, Washington, USA
01096610017272037813970.jpg
Stilbite Subgroup

Interstate 5 Roadcuts, Roadcuts, Kalama area, Cowlitz County, Washington, USA
09034960017272037818605.jpg
Stilbite Subgroup

Roadcuts, Kalama area, Cowlitz County, Washington, USA
06031390017272037826257.jpg
Stilbite Subgroup

Roadcuts, Kalama area, Cowlitz County, Washington, USA
09179790017486237115706.jpg
Stilbite Subgroup

Interstate 5 Roadcuts, Roadcuts, Kalama area, Cowlitz County, Washington, USA
01096610017272037813970.jpg
Stilbite Subgroup

Interstate 5 Roadcuts, Roadcuts, Kalama area, Cowlitz County, Washington, USA
03725680017368497934412.jpg
Stilbite Subgroup

Roadcuts, Kalama area, Cowlitz County, Washington, USA
07544570017368497932161.jpg
Stilbite Subgroup

Roadcuts, Kalama area, Cowlitz County, Washington, USA
06113800017486289316289.jpg
Stilbite Subgroup

Interstate 5 Roadcuts, Roadcuts, Kalama area, Cowlitz County, Washington, USA
01096610017272037813970.jpg
Stilbite Subgroup

Interstate 5 Roadcuts, Roadcuts, Kalama area, Cowlitz County, Washington, USA
07717950017272037833965.jpg
Stilbite Subgroup

Roadcuts, Kalama area, Cowlitz County, Washington, USA
06031390017272037826257.jpg
Stilbite Subgroup

Roadcuts, Kalama area, Cowlitz County, Washington, USA
Classification
Species:'Stilbite Subgroup' (not an IMA approved species)
Formula:M6-7[Al8-9Si27-28O72] · nH2O
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Mordenite2
Data
Mineral Data:Click here to view Stilbite Subgroup data
Locality Data:Click here to view Roadcuts, Kalama area, Cowlitz County, Washington, USA
Photo GalleryView Gallery (3 photos)
Data Identifiers
Mindat Occurrence Record ID:95675
Long-form Identifier:1:3:95675:4
GUID (UUID V4):0
Localities for Stilbite Subgroup in this Region
Interstate 5 Roadcuts, Roadcuts, Kalama area, Cowlitz County, Washington, USA
Exit 30, Interstate 5 Roadcuts, Roadcuts, Kalama area, Cowlitz County, Washington, USA
Kalama High School football field, Interstate 5 Roadcuts, Roadcuts, Kalama area, Cowlitz County, Washington, USA
Nearest other occurrences of Stilbite Subgroup
0.0km (0.0 miles) ⓘInterstate 5 Roadcuts, Roadcuts, Kalama area, Cowlitz County, Washington, USA
3.0km (1.8 miles) ⓘNeer Road, Goble, Columbia County, Oregon, USA
3.1km (1.9 miles) ⓘGoble Quarry (Nicolai Quarry), Goble, Columbia County, Oregon, USA
13.5km (8.4 miles) ⓘRainier Quarry, Rainier, Columbia County, Oregon, USA
13.9km (8.7 miles) ⓘWoodland, Clark County, Washington, USA
19.8km (12.3 miles) ⓘMount Solo, Longview, Cowlitz County, Washington, USA
29.6km (18.4 miles) ⓘBaird Creek Quarry, Wolf Point, Cowlitz County, Washington, USA
30.4km (18.9 miles) ⓘ200 / 237 Road Quarry, Wolf Point, Cowlitz County, Washington, USA
32.6km (20.3 miles) ⓘElk Mountain, Toutle, Cowlitz County, Washington, USA
38.2km (23.7 miles) ⓘSignal Peak, Cowlitz County, Washington, USA
References
Cannon, Bart (1975) Minerals of Washington. Cordilleran. 184 pp.pages 69, 83
Micro Probe (1995) 8-3 pp 15-19
 
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