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

Tecopa paleolake deposits, Tecopa, Sperry Hills, Inyo County, California, USAi
Regional Level Types
Tecopa paleolake depositsPaleolake
Tecopa- not defined -
Sperry HillsGroup of Hills
Inyo CountyCounty
CaliforniaState
USACountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
Latitude & Longitude (WGS84):
35° 48' 25'' North , 116° 11' 25'' West
Latitude & Longitude (decimal):
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Tecopa150 (2011)5.6km
Pahrump36,441 (2011)48.3km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Nye Gold SeekersPahrump, Nevada48km
Mindat Locality ID:
409455
Long-form identifier:
mindat:1:2:409455:8
GUID (UUID V4):
0


A site selected as a Mars-analog site composed of interbedded volcanic ashes and travertines. The mineralogy includes primary phases of quartz, feldspars, and pyroxenes, and secondary phases and chemical sediments that include phyllosilicates, sulfates, carbonates, chalcedony, and iron oxides.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


10 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

'Amphibole Supergroup'
Formula: AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Anhydrite
Formula: CaSO4
Calcite
Formula: CaCO3
Celestine
Formula: SrSO4
'Chlorite Group'
'Clinoptilolite Subgroup'
Formula: (Na/Ca/K)3-6[Al6-7Si29-30O72] · 20H2O
Clinozoisite
Formula: (CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Diopside
Formula: CaMgSi2O6
Dolomite
Formula: CaMg(CO3)2
Gypsum
Formula: CaSO4 · 2H2O
'K Feldspar'
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
'Orthopyroxene Subgroup'
'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
Quartz
Formula: SiO2
'Smectite Group'
Formula: A0.3D2-3[T4O10]Z2 · nH2O
Tridymite
Formula: SiO2

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
Tridymite4.DA.10SiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Dolomite5.AB.10CaMg(CO3)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Anhydrite7.AD.30CaSO4
Celestine7.AD.35SrSO4
Gypsum7.CD.40CaSO4 · 2H2O
Group 9 - Silicates
Clinozoisite9.BG.05a(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Diopside9.DA.15CaMgSi2O6
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Unclassified
'Amphibole Supergroup'-AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'Chlorite Group'-
'Clinoptilolite Subgroup'-(Na/Ca/K)3-6[Al6-7Si29-30O72] · 20H2O
'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
'K Feldspar'-
'Orthopyroxene Subgroup'-
'Smectite Group'-A0.3D2-3[T4O10]Z2 · nH2O

List of minerals for each chemical element

HHydrogen
H Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
H Clinoptilolite Subgroup(Na/Ca/K)3-6[Al6-7Si29-30O72] · 20H2O
H Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
H GypsumCaSO4 · 2H2O
H MuscoviteKAl2(AlSi3O10)(OH)2
H Smectite GroupA0.3D2-3[T4O10]Z2 · nH2O
CCarbon
C CalciteCaCO3
C DolomiteCaMg(CO3)2
OOxygen
O Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
O AnhydriteCaSO4
O CalciteCaCO3
O CelestineSrSO4
O Clinoptilolite Subgroup(Na/Ca/K)3-6[Al6-7Si29-30O72] · 20H2O
O Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
O DiopsideCaMgSi2O6
O DolomiteCaMg(CO3)2
O GypsumCaSO4 · 2H2O
O MuscoviteKAl2(AlSi3O10)(OH)2
O QuartzSiO2
O TridymiteSiO2
O Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
O Smectite GroupA0.3D2-3[T4O10]Z2 · nH2O
FFluorine
F Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
NaSodium
Na Clinoptilolite Subgroup(Na/Ca/K)3-6[Al6-7Si29-30O72] · 20H2O
Na Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mg DiopsideCaMgSi2O6
Mg DolomiteCaMg(CO3)2
AlAluminium
Al Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Al Clinoptilolite Subgroup(Na/Ca/K)3-6[Al6-7Si29-30O72] · 20H2O
Al Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
Si Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Si Clinoptilolite Subgroup(Na/Ca/K)3-6[Al6-7Si29-30O72] · 20H2O
Si Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Si DiopsideCaMgSi2O6
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si QuartzSiO2
Si TridymiteSiO2
Si Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SSulfur
S AnhydriteCaSO4
S CelestineSrSO4
S GypsumCaSO4 · 2H2O
ClChlorine
Cl Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
KPotassium
K Clinoptilolite Subgroup(Na/Ca/K)3-6[Al6-7Si29-30O72] · 20H2O
K MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca AnhydriteCaSO4
Ca CalciteCaCO3
Ca Clinoptilolite Subgroup(Na/Ca/K)3-6[Al6-7Si29-30O72] · 20H2O
Ca Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Ca DiopsideCaMgSi2O6
Ca DolomiteCaMg(CO3)2
Ca GypsumCaSO4 · 2H2O
Ca Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
TiTitanium
Ti Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
SrStrontium
Sr CelestineSrSO4

Other Regions, Features and Areas containing this locality


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

 
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 06:03:25 Page updated: August 23, 2025 04:54:25
Go to top of page