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Cowlesite from
Big Tree Creek, Yacolt, Clark County, Washington, USA


Locality type:Creek
Classification
Species:Cowlesite
Formula:CaAl2Si3O10 · 6H2O
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Smectite Group16 photos of Cowlesite associated with Smectite Group at this locality.
Heulandite Subgroup11 photos of Cowlesite associated with Heulandite Subgroup at this locality.
Calcite6 photos of Cowlesite associated with Calcite at this locality.
Thomsonite-Ca2 photos of Cowlesite associated with Thomsonite-Ca at this locality.
Chabazite1 photo of Cowlesite associated with Chabazite at this locality.
Phillipsite Subgroup1 photo of Cowlesite associated with Phillipsite Subgroup at this locality.
Data
Mineral Data:Click here to view Cowlesite data
Locality Data:Click here to view Big Tree Creek, Yacolt, Clark County, Washington, USA
Photo GalleryView Gallery (13 photos)
Data Identifiers
Mindat Occurrence Record ID:46510
Long-form Identifier:1:3:46510:0
GUID (UUID V4):847def5a-525e-433b-808e-3b996c257c58
Nearest other occurrences of Cowlesite
41.1km (25.5 miles) 200 / 237 Road Quarry, Wolf Point, Cowlitz County, Washington, USA
43.2km (26.8 miles) Neer Road, Goble, Columbia County, Oregon, USA
References
Reference Search (possible matching items)
Journal (article/letter/editorial)
sites. ZEOLITES of Washington State Tertiary-age volcanics cover much of Washington State, but only portions...surface of the Columbia River Basalt of eastern Washington is the type locality for paulingite at RUDY...TSCHERNICH 526 A v e n u e A S n o h o m i s h , Washington 98290-2414 T H E VOLCANICS IN T H E PACIFIC...of volcanic rocks and zeolite localities in Washington State. 302 ROCKS & MINERALS CENOZOIC TO RECENT... I n a few exposures in the southern part of Washington, zeolites are found exposed at the base of the
Journal (issue)
MEETING . . . . . . . . . . . . . . . . .CAMAS, WASHINGTON November 5, 2016 9:30 am to 4:30 pm Camas-Washougal...Fire Station #42 4321 NW Parker Street Camas, Washington Bring microscopes and things for the give-away...productive – Goble, Shellrock Mountain, Yacolt, Stevenson, Big Bend, and Ritter to name a few. These are..."On Feb. 5, 2016, Dexter Leonard returned to his Big Sky. Dexter is survived by his wife, Margo; son Zane...number of years from his home in the Bothell, Washington area. At first he accompanied his son, Karl,
Book
the zeolites bikitaite, boggsite, brewsterite, cowlesite, dachiardite, edingtonite, epistilbite, erionite...molten flow. Many volcanic flows in Hawaii and Washington (in the U.SA) and Iceland, show that basalt flowed...assemblages have been mapped in exposed basaltic rock in County Antrim, Northern Ireland, and eastern Iceland....seawater followed faults along the eastern coast of County Antrim and was the fluid in the cavities that produced...Nova Scotia, Canada; Northern Ireland; and in Washington and Oregon, in the U.S.A, produce sodium-rich
Book
the zeolites bikitaite, boggsite, brewsterite, cowlesite, dachiardite, edingtonite, epistilbite, erionite...molten flow. Many volcanic flows in Hawaii and Washington (in the U.SA) and Iceland, show that basalt flowed...assemblages have been mapped in exposed basaltic rock in County Antrim, Northern Ireland, and eastern Iceland....seawater followed faults along the eastern coast of County Antrim and was the fluid in the cavities that produced...Nova Scotia, Canada; Northern Ireland; and in Washington and Oregon, in the U.S.A, produce sodium-rich
Journal (issue)
MEETING . . . . . . . . . . . . . . . . .CAMAS, WASHINGTON May 19, 2018 9:30 am to 4:30 pm Camas-Washougal...Fire Station #42 4321 NW Parker Street Camas, Washington We have a later-than-usual meeting date due to...locations. Rudy was born and raised in Snohomish, Washington, and he returned there after schooling to work...naming a new mineral, and this one did become cowlesite. It has proved to be a wide-spread zeolite mineral...included collecting at the Mill Creek Quarry, along Big Tree Creek in Yacolt, at Wolf Point and various other
Journal (issue)
.......... VANCOUVER, WASHINGTON May 6, 2000 9:30 am to 6:30 pm Clark County P. U. D. Building 1200...1200 Fort Vancouver Way Vancouver, Washington Rudy will be back meeting with us, so bring your new zeolites...please plan to join us. Mill . Vancouver Way Washington Interstate Bridge Columbia River Oregon 2...AND MESOLITE AT THE BAIRD CREEK QUARRY, WOLF POINT, COWLITZ COUNTY, WASHINGTON by Rudy W. Tschcmich 526...Baird Creek, southeast of Wolf Point in the Mount Saint Helens Region of southwestern Washington State
 
Mineral and/or Locality  
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