Vote for your favorite mineral in #MinCup26! - Monazite-(Ce) vs. Andalusite
It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
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

Cerro de la Madronada, Olvera, Cádiz, Andalusia, Spaini
Regional Level Types
Cerro de la MadronadaQuarry (Abandoned)
OlveraTown
CádizProvince
AndalusiaAutonomous Community
SpainCountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearchMineralogy
09616700017272029663796.jpg
Quartz, etc.

Cerro de la Madronada, Olvera, Cádiz, Andalusia, Spain
04229900017272029676586.jpg
Quartz, etc.

Cerro de la Madronada, Olvera, Cádiz, Andalusia, Spain
05292230017272029681820.jpg
Quartz

Cerro de la Madronada, Olvera, Cádiz, Andalusia, Spain
09616700017272029663796.jpg
Quartz, etc.

Cerro de la Madronada, Olvera, Cádiz, Andalusia, Spain
04229900017272029676586.jpg
Quartz, etc.

Cerro de la Madronada, Olvera, Cádiz, Andalusia, Spain
05292230017272029681820.jpg
Quartz

Cerro de la Madronada, Olvera, Cádiz, Andalusia, Spain
09616700017272029663796.jpg
Quartz, etc.

Cerro de la Madronada, Olvera, Cádiz, Andalusia, Spain
04229900017272029676586.jpg
Quartz, etc.

Cerro de la Madronada, Olvera, Cádiz, Andalusia, Spain
Latitude & Longitude (WGS84):
36° 57' 58'' North , 5° 20' 14'' West
Latitude & Longitude (decimal):
36.96634,-5.33742
GRN:
N25W04
Type:
Quarry (Abandoned) - last checked 2021
Köppen climate type:
Csa : Hot-summer Mediterranean climate
Nearest Settlements:
PlacePopulationDistance
Olvera8,515 (2012)7.2km
Coripe1,411 (2018)9.2km
Pruna3,047 (2012)10.2km
Torre Alháquime875 (2012)10.8km
Algodonales5,672 (2012)11.3km
Mindat Locality ID:
10653
Long-form identifier:
mindat:1:2:10653:8
GUID (UUID V4):
0


The locality concerns several ophite outcrops included in gypsiferous, carbonatic sequence belonging To Triassic Keuper. Ophite occurs as olistholite blocks several metres in length. Prehnite has been found in an ophite quarry, abandoned and almost disappeared, located on the hill of La Madronada, about 6 km N of Olvera.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


8 valid minerals.

Detailed Mineral List:

ⓘ Aerinite ?
Formula: (Ca5.1Na0.5)(Fe3+,Al,Fe2+,Mg)4(Al,Mg)6[HSi12O36(OH)12][(CO3)1.2(H2O)12]
ⓘ Calcite
Formula: CaCO3
ⓘ Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
ⓘ Hematite
Formula: Fe2O3
ⓘ Prehnite
Formula: Ca2Al2Si3O10(OH)2
ⓘ Pyrite
Formula: FeS2
ⓘ Quartz
Formula: SiO2
ⓘ Titanite
Formula: CaTiO(SiO4)

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘPyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
ⓘHematite4.CB.05Fe2O3
ⓘQuartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
Group 9 - Silicates
ⓘTitanite9.AG.15CaTiO(SiO4)
ⓘEpidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
ⓘAerinite ?9.DB.45(Ca5.1Na0.5)(Fe3+,Al,Fe2+,Mg)4(Al,Mg)6[HSi12O36(OH)12][(CO3)1.2(H2O)12]
ⓘPrehnite9.DP.20Ca2Al2Si3O10(OH)2

List of minerals for each chemical element

HHydrogen
Hⓘ Aerinite(Ca5.1Na0.5)(Fe3+,Al,Fe2+,Mg)4(Al,Mg)6[HSi12O36(OH)12][(CO3)1.2(H2O)12]
Hⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Hⓘ PrehniteCa2Al2Si3O10(OH)2
CCarbon
Cⓘ Aerinite(Ca5.1Na0.5)(Fe3+,Al,Fe2+,Mg)4(Al,Mg)6[HSi12O36(OH)12][(CO3)1.2(H2O)12]
Cⓘ CalciteCaCO3
OOxygen
Oⓘ Aerinite(Ca5.1Na0.5)(Fe3+,Al,Fe2+,Mg)4(Al,Mg)6[HSi12O36(OH)12][(CO3)1.2(H2O)12]
Oⓘ CalciteCaCO3
Oⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Oⓘ HematiteFe2O3
Oⓘ PrehniteCa2Al2Si3O10(OH)2
Oⓘ QuartzSiO2
Oⓘ TitaniteCaTiO(SiO4)
NaSodium
Naⓘ Aerinite(Ca5.1Na0.5)(Fe3+,Al,Fe2+,Mg)4(Al,Mg)6[HSi12O36(OH)12][(CO3)1.2(H2O)12]
MgMagnesium
Mgⓘ Aerinite(Ca5.1Na0.5)(Fe3+,Al,Fe2+,Mg)4(Al,Mg)6[HSi12O36(OH)12][(CO3)1.2(H2O)12]
AlAluminium
Alⓘ Aerinite(Ca5.1Na0.5)(Fe3+,Al,Fe2+,Mg)4(Al,Mg)6[HSi12O36(OH)12][(CO3)1.2(H2O)12]
Alⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Alⓘ PrehniteCa2Al2Si3O10(OH)2
SiSilicon
Siⓘ Aerinite(Ca5.1Na0.5)(Fe3+,Al,Fe2+,Mg)4(Al,Mg)6[HSi12O36(OH)12][(CO3)1.2(H2O)12]
Siⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Siⓘ PrehniteCa2Al2Si3O10(OH)2
Siⓘ QuartzSiO2
Siⓘ TitaniteCaTiO(SiO4)
SSulfur
Sⓘ PyriteFeS2
CaCalcium
Caⓘ Aerinite(Ca5.1Na0.5)(Fe3+,Al,Fe2+,Mg)4(Al,Mg)6[HSi12O36(OH)12][(CO3)1.2(H2O)12]
Caⓘ CalciteCaCO3
Caⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Caⓘ PrehniteCa2Al2Si3O10(OH)2
Caⓘ TitaniteCaTiO(SiO4)
TiTitanium
Tiⓘ TitaniteCaTiO(SiO4)
FeIron
Feⓘ Aerinite(Ca5.1Na0.5)(Fe3+,Al,Fe2+,Mg)4(Al,Mg)6[HSi12O36(OH)12][(CO3)1.2(H2O)12]
Feⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Feⓘ HematiteFe2O3
Feⓘ PyriteFeS2

Other Regions, Features and Areas containing this locality

Eurasian PlateTectonic Plate
EuropeContinent
Iberian PeninsulaPeninsula

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

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.
Quick NavTopMineral ListOther RegionsReferences
 
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 7, 2026 07:59:32 Page updated: July 23, 2026 20:40:15
Go to top of page