Yacolt
Clark County
Washington

Analcime
Calcite
Chabazite
Cowlesite
Epistilbite
Garronite
Gonnardite
Heulandite
Laumontite
Levyne
Mesolite
Mordenite
Offretite
Phillipsite
Quartz
Scolecite
Stilbite
Thompsonite

Sources:

Ream, Lanny R.(1991)
Washington Mineral Locality Index
Rocks and Minerals, Vol. 66 No. 4, p. 286-292

Tschernich, Rudy (1991)
Zeolites of Washington State
Rocks and Minerals, Vol. 66 No. 4, p. 302-309

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