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!
Log InRegister
Quick Links : The Mindat ManualThe Rock H. Currier Digital LibraryMindat Newsletter [Free Download]
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe ElementsThe Rock H. Currier Digital LibraryGeologic TimeExplore Fossils
Minerals by PropertiesMinerals by ChemistryMineral Visual ExplorerAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsClubs & OrganizationsMineral Shows & EventsThe Mindat DirectoryDevice SettingsThe Mineral QuizTime Machine
Photo SearchPhoto GalleriesSearch by ColorPhoto Colour ExplorerNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Clinochlore from
Penn Cove, Coupeville, Whidbey Island, Island County, Washington, USA


Locality type:Cove
Classification
Species:Clinochlore
Formula:Mg5Al(AlSi3O10)(OH)8
Comments:(Not analyzed; probably clinochlore, but could be a different chlorite species)
Confirmation
Validity:Unconfirmed/Questioned
Data
Mineral Data:Click here to view Clinochlore data
Locality Data:Click here to view Penn Cove, Coupeville, Whidbey Island, Island County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:890230
Long-form Identifier:1:3:890230:6
GUID (UUID V4):0
Nearest other occurrences of Clinochlore
37.1km (23.0 miles) ⓘBeaver Valley Quarry, Jefferson County, Washington, USA
39.2km (24.4 miles) ⓘReady Cash Mine, Cypress Island, Skagit County, Washington, USA
56.2km (34.9 miles) ⓘDeer Creek, Snohomish County, Washington, USA
72.5km (45.1 miles) ⓘGrandy Creek, Skagit County, Washington, USA
74.2km (46.1 miles) ⓘTwin Sisters Mountain, Sisters Mining District, Whatcom County, Washington, USA
74.2km (46.1 miles) ⓘDanny Mine, Sisters Mining District, Whatcom County, Washington, USA
76.8km (47.7 miles) ⓘRibbon Mine, Sisters Mining District, Whatcom County, Washington, USA
76.9km (47.8 miles) ⓘGalbraith Prospect, Sisters Mining District, Whatcom County, Washington, USA
91.4km (56.8 miles) ⓘSunrise Prospect, North Fork of the Sultan River, Sultan Mining District, Snohomish County, Washington, USA
References
Alfredo Petrov - field observations, 5-2014
 
and/or  
Mindat.org® is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Mindat® and mindat.org® are registered trademarks of the Hudson Institute of Mineralogy.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2026, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph and Ida Chau.
Content on this site may not be used to train, fine-tune, or otherwise develop artificial intelligence or machine learning models without prior written permission - see our Terms & Conditions.
To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: September 3, 2026 04:36:31
Go to top of page