A range of hills straddling the San Bernardino County-Inyo County line, S of Tecopa.

NOTE: Coordinates provided are for the approximate center of mass of theat segment of the hills within Inyo County.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

Mineral list contains entries from the region specified including sub-localities

13 valid minerals.

Rock Types Recorded

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

Rock list contains entries from the region specified including sub-localities

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ 'Amphibole Supergroup'

Formula: AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂

Locality: Tecopa paleolake deposits, Tecopa, Sperry Hills, Inyo Co., California, USA

Reference: Martin, P. E., Ehlmann, B. L., Thomas, N. H., Wiens, R. C., Hollis, J. J. R., Beegle, L. W., et al. (2020). Studies of a lacustrine‐volcanic Mars analog field site with Mars‐2020‐like instruments. Earth and Space Science, 7, e2019EA000720. https://doi.org/10.1029/2019EA000720 https://agupubs.onlinelibrary.wiley.com/doi/epdf/10.1029/2019EA000720

ⓘ Anhydrite

Formula: CaSO₄

Locality: Tecopa paleolake deposits, Tecopa, Sperry Hills, Inyo Co., California, USA

ⓘ Calcite

Formula: CaCO₃

Locality: Tecopa paleolake deposits, Tecopa, Sperry Hills, Inyo Co., California, USA

ⓘ Celestine

Formula: SrSO₄

Locality: Tecopa paleolake deposits, Tecopa, Sperry Hills, Inyo Co., California, USA

ⓘ Chlorargyrite

Formula: AgCl

Locality: Tecopa, Sperry Hills, Inyo Co., California, USA

Description: Occurs as crusts in the Tecopa region.

Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 124.

ⓘ 'Chlorite Group'

Locality: Tecopa paleolake deposits, Tecopa, Sperry Hills, Inyo Co., California, USA

ⓘ 'Clinoptilolite'

Formula: M_3-6(Si₃₀Al₆)O₇₂ · 20H₂O

Locality: Tecopa paleolake deposits, Tecopa, Sperry Hills, Inyo Co., California, USA

ⓘ Clinozoisite

Formula: {Ca₂}{Al₃}(Si₂O₇)(SiO₄)O(OH)

Locality: Tecopa paleolake deposits, Tecopa, Sperry Hills, Inyo Co., California, USA

ⓘ Dawsonite

Formula: NaAlCO₃(OH)₂

Locality: Amargosa Canyon, Tecopa, Sperry Hills, Inyo Co., California, USA

Description: Occurs as asoft earthy incrustation in a dike.

Reference: Bailey, Gilbert E. (1902), The saline deposits of California: California Mining Bureau Bulletin 24: 102; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 167.

ⓘ Diopside

Formula: CaMgSi₂O₆

Locality: Tecopa paleolake deposits, Tecopa, Sperry Hills, Inyo Co., California, USA

ⓘ Dolomite

Formula: CaMg(CO₃)₂

Locality: Tecopa paleolake deposits, Tecopa, Sperry Hills, Inyo Co., California, USA

ⓘ Gypsum

Formula: CaSO₄ · 2H₂O

Locality: Tecopa paleolake deposits, Tecopa, Sperry Hills, Inyo Co., California, USA

ⓘ 'K Feldspar'

Formula: KAlSi₃O₈

Locality: Tecopa paleolake deposits, Tecopa, Sperry Hills, Inyo Co., California, USA

ⓘ Muscovite

Formula: KAl₂(AlSi₃O₁₀)(OH)₂

Locality: Tecopa paleolake deposits, Tecopa, Sperry Hills, Inyo Co., California, USA

ⓘ 'Orthopyroxene Subgroup'

Locality: Tecopa paleolake deposits, Tecopa, Sperry Hills, Inyo Co., California, USA

ⓘ 'Plagioclase'

Formula: (Na,Ca)[(Si,Al)AlSi₂]O₈

Locality: Tecopa paleolake deposits, Tecopa, Sperry Hills, Inyo Co., California, USA

ⓘ Quartz

Formula: SiO₂

Locality: Tecopa paleolake deposits, Tecopa, Sperry Hills, Inyo Co., California, USA

ⓘ 'Silica'

Localities:

Tecopa Quartzite occurrence (Tecopa Sand and Gravel), Tecopa, Sperry Hills, Inyo Co., California, USA
McLain Peak Quartzite Mine, Tecopa Peak, Sperry Hills, Inyo Co., California, USA

Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10139022.

ⓘ 'Smectite Group'

Formula: A_0.3D_2-3[T₄O₁₀]Z₂ · nH₂O

Locality: Tecopa paleolake deposits, Tecopa, Sperry Hills, Inyo Co., California, USA

ⓘ Talc

Formula: Mg₃Si₄O₁₀(OH)₂

Localities:

A.C. prospect (Tough deposits; Tough A.C.; A. C. deposits), Tecopa, Sperry Hills, Inyo Co., California, USA
Excelsior pit, Tecopa, Sperry Hills, Inyo Co., California, USA

Reference: Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 419.

ⓘ Tridymite

Formula: SiO₂

Locality: Tecopa paleolake deposits, Tecopa, Sperry Hills, Inyo Co., California, USA

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 3 - Halides
ⓘ	Chlorargyrite	3.AA.15	AgCl
Group 4 - Oxides and Hydroxides
ⓘ	Quartz	4.DA.05	SiO₂
ⓘ	Tridymite	4.DA.10	SiO₂
Group 5 - Nitrates and Carbonates
ⓘ	Calcite	5.AB.05	CaCO₃
ⓘ	Dawsonite	5.BB.10	NaAlCO₃(OH)₂
ⓘ	Dolomite	5.AB.10	CaMg(CO₃)₂
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘ	Anhydrite	7.AD.30	CaSO₄
ⓘ	Celestine	7.AD.35	SrSO₄
ⓘ	Gypsum	7.CD.40	CaSO₄ · 2H₂O
Group 9 - Silicates
ⓘ	Clinozoisite	9.BG.05a	{Ca₂}{Al₃}(Si₂O₇)(SiO₄)O(OH)
ⓘ	Diopside	9.DA.15	CaMgSi₂O₆
ⓘ	Muscovite	9.EC.15	KAl₂(AlSi₃O₁₀)(OH)₂
ⓘ	Talc	9.EC.05	Mg₃Si₄O₁₀(OH)₂
Unclassified Minerals, Rocks, etc.
ⓘ	'Amphibole Supergroup'	-	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
ⓘ	'Chlorite Group'	-
ⓘ	'Clinoptilolite'	-	M_3-6(Si₃₀Al₆)O₇₂ · 20H₂O
ⓘ	'K Feldspar'	-	KAlSi₃O₈
ⓘ	'Orthopyroxene Subgroup'	-
ⓘ	'Plagioclase'	-	(Na,Ca)[(Si,Al)AlSi₂]O₈
ⓘ	'Silica'	-
ⓘ	'Smectite Group'	-	A_0.3D_2-3[T₄O₁₀]Z₂ · nH₂O

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Gypsum	CaSO₄ · 2H₂O
H	ⓘ Talc	Mg₃Si₄O₁₀(OH)₂
H	ⓘ Dawsonite	NaAlCO₃(OH)₂
H	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
H	ⓘ Amphibole Supergroup	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
H	ⓘ Clinozoisite	{Ca₂}{Al₃}(Si₂O₇)(SiO₄)O(OH)
H	ⓘ Clinoptilolite	M_3-6(Si₃₀Al₆)O₇₂ · 20H₂O
H	ⓘ Smectite Group	A_0.3D_2-3[T₄O₁₀]Z₂ · nH₂O
C	Carbon
C	ⓘ Dawsonite	NaAlCO₃(OH)₂
C	ⓘ Calcite	CaCO₃
C	ⓘ Dolomite	CaMg(CO₃)₂
O	Oxygen
O	ⓘ Plagioclase	(Na,Ca)[(Si,Al)AlSi₂]O₈
O	ⓘ Gypsum	CaSO₄ · 2H₂O
O	ⓘ Talc	Mg₃Si₄O₁₀(OH)₂
O	ⓘ Dawsonite	NaAlCO₃(OH)₂
O	ⓘ Quartz	SiO₂
O	ⓘ Tridymite	SiO₂
O	ⓘ K Feldspar	KAlSi₃O₈
O	ⓘ Diopside	CaMgSi₂O₆
O	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
O	ⓘ Amphibole Supergroup	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
O	ⓘ Clinozoisite	{Ca₂}{Al₃}(Si₂O₇)(SiO₄)O(OH)
O	ⓘ Clinoptilolite	M_3-6(Si₃₀Al₆)O₇₂ · 20H₂O
O	ⓘ Calcite	CaCO₃
O	ⓘ Dolomite	CaMg(CO₃)₂
O	ⓘ Anhydrite	CaSO₄
O	ⓘ Celestine	SrSO₄
O	ⓘ Smectite Group	A_0.3D_2-3[T₄O₁₀]Z₂ · nH₂O
F	Fluorine
F	ⓘ Amphibole Supergroup	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
Na	Sodium
Na	ⓘ Plagioclase	(Na,Ca)[(Si,Al)AlSi₂]O₈
Na	ⓘ Dawsonite	NaAlCO₃(OH)₂
Mg	Magnesium
Mg	ⓘ Talc	Mg₃Si₄O₁₀(OH)₂
Mg	ⓘ Diopside	CaMgSi₂O₆
Mg	ⓘ Dolomite	CaMg(CO₃)₂
Al	Aluminium
Al	ⓘ Plagioclase	(Na,Ca)[(Si,Al)AlSi₂]O₈
Al	ⓘ Dawsonite	NaAlCO₃(OH)₂
Al	ⓘ K Feldspar	KAlSi₃O₈
Al	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Al	ⓘ Amphibole Supergroup	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
Al	ⓘ Clinozoisite	{Ca₂}{Al₃}(Si₂O₇)(SiO₄)O(OH)
Al	ⓘ Clinoptilolite	M_3-6(Si₃₀Al₆)O₇₂ · 20H₂O
Si	Silicon
Si	ⓘ Plagioclase	(Na,Ca)[(Si,Al)AlSi₂]O₈
Si	ⓘ Talc	Mg₃Si₄O₁₀(OH)₂
Si	ⓘ Quartz	SiO₂
Si	ⓘ Tridymite	SiO₂
Si	ⓘ K Feldspar	KAlSi₃O₈
Si	ⓘ Diopside	CaMgSi₂O₆
Si	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Si	ⓘ Amphibole Supergroup	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
Si	ⓘ Clinozoisite	{Ca₂}{Al₃}(Si₂O₇)(SiO₄)O(OH)
Si	ⓘ Clinoptilolite	M_3-6(Si₃₀Al₆)O₇₂ · 20H₂O
S	Sulfur
S	ⓘ Gypsum	CaSO₄ · 2H₂O
S	ⓘ Anhydrite	CaSO₄
S	ⓘ Celestine	SrSO₄
Cl	Chlorine
Cl	ⓘ Chlorargyrite	AgCl
Cl	ⓘ Amphibole Supergroup	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
K	Potassium
K	ⓘ K Feldspar	KAlSi₃O₈
K	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Ca	Calcium
Ca	ⓘ Plagioclase	(Na,Ca)[(Si,Al)AlSi₂]O₈
Ca	ⓘ Gypsum	CaSO₄ · 2H₂O
Ca	ⓘ Diopside	CaMgSi₂O₆
Ca	ⓘ Clinozoisite	{Ca₂}{Al₃}(Si₂O₇)(SiO₄)O(OH)
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Dolomite	CaMg(CO₃)₂
Ca	ⓘ Anhydrite	CaSO₄
Ti	Titanium
Ti	ⓘ Amphibole Supergroup	AB₂C₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
Sr	Strontium
Sr	ⓘ Celestine	SrSO₄
Ag	Silver
Ag	ⓘ Chlorargyrite	AgCl

Localities in this Region

USA

California
- Inyo Co.
  - Sperry Hills
    - Tecopa
    - Tecopa Peak
      - McLain Peak Quartzite Mine

Other Regions, Features and Areas containing this locality

North America PlateTectonic Plate

Basin and Range BasinsBasin
Mojave DomainDomain

USA

California
- Inyo Co.
  - Saratoga Mining District (Tecopa Mountain Mining District; Shoshone Mining District ?)Mining District

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.

Quick NavTop Mineral List Rock Types Localities in Region Other Regions

Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2024, 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.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: April 25, 2024 21:48:13 Page updated: January 16, 2023 00:17:13

Go to top of page

Sperry Hills, Inyo Co., California, USAiRegional Level TypesSperry HillsGroup of Hills Inyo Co.County CaliforniaState USACountry function showexplain() { $("#locexplain").toggle(); if (typeof movemap === "function") movemap(); }

Select Mineral List Type

Mineral List

Rock Types Recorded

Select Rock List Type

Detailed Mineral List:

Gallery:

List of minerals arranged by Strunz 10th Edition classification

List of minerals for each chemical element

Localities in this Region

Other Regions, Features and Areas containing this locality

Sperry Hills, Inyo Co., California, USA i
Regional Level Types
Sperry Hills Group of Hills
Inyo Co. County
California State
USA Country