Vote for your favorite mineral in #MinCup26! - Arsenuranylite vs. Talc
It's a pair of soft and lovely minerals as Stichtite and Talc compete for 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

Prehnite from
Cerro de la Madronada, Olvera, Cádiz, Andalusia, Spain


06847790017362259536828.jpg
Prehnite

Cerro de la Madronada, Olvera, Cádiz, Andalusia, Spain
06847790017362259536828.jpg
Prehnite

Cerro de la Madronada, Olvera, Cádiz, Andalusia, Spain
08590290017362259536404.jpg
Prehnite

Cerro de la Madronada, Olvera, Cádiz, Andalusia, Spain
Locality type:Quarry
Classification
Species:Prehnite
Formula:Ca2Al2Si3O10(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Prehnite data
Locality Data:Click here to view Cerro de la Madronada, Olvera, Cádiz, Andalusia, Spain
Data Identifiers
Mindat Occurrence Record ID:1413594
Long-form Identifier:1:3:1413594:1
GUID (UUID V4):0
Nearest other occurrences of Prehnite
48.3km (30.0 miles) ⓘMinera II Quarry, Algarrobillo Farmhouse, Las Cabezas de San Juan, Seville, Andalusia, Spain
53.9km (33.5 miles) ⓘMinera I Quarry (Ávila Quarry), Lebrija, Seville, Andalusia, Spain
70.0km (43.5 miles) ⓘLa Juanona Quarry, Antequera, Málaga, Andalusia, Spain
84.6km (52.5 miles) ⓘLa Sierra Quarry, Jerez de la Frontera, Cádiz, Andalusia, Spain
96.4km (59.9 miles) ⓘCortijo de la mina, Conil de la Frontera, Cádiz, Andalusia, Spain
97.1km (60.4 miles) ⓘEl Páramo quarry, Loja, Granada, Andalusia, Spain
References
Calvo Rebollar, Miguel. (2018). Minerales y Minas de España. Vol. IX. Silicatos. Escuela Técnica Superior de Ingenieros de Minas de Madrid. Fundación Gómez Pardo. 767 págs.
 
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 8, 2026 06:13:18
Go to top of page