Quick Links : The Mindat Manual The Rock H. Currier Digital Library Mindat Newsletter [Free Download]

Home Page About Mindat The Mindat Manual History of Mindat Copyright Status Who We Are Contact Us Advertise on Mindat

Donate to Mindat Corporate Sponsorship Sponsor a Page Sponsored Pages Mindat Advertisers Advertise on Mindat

Learning Center What is a mineral?The most common minerals on earth Information for Educators Mindat Articles The Elements The Rock H. Currier Digital Library Geologic Time Explore Fossils

Minerals by Properties Minerals by Chemistry Mineral Visual Explorer Advanced Locality Search Random Mineral Random Locality Search by minID Localities Near Me Search Articles Search Glossary More Search Options

The Mindat Manual Add a New Photo Rate Photos Locality Edit Report Coordinate Completion Report Add Glossary Item

Mining Companies Statistics Users Mineral Museums Clubs & Organizations Mineral Shows & Events The Mindat Directory Device Settings The Mineral Quiz Time Machine

Photo Search Photo Galleries Search by Color Photo Colour Explorer New Photos Today New Photos Yesterday Members' Photo Galleries Past Photo of the Day Gallery Photography

Bassick Mine (Claims: Queen Victoria; Triangle; Nemeha; William; Augusta; Maine; Georgia), Rosita Mining District, Custer County, Colorado, USA i
Regional Level Types
Bassick Mine (Claims: Queen Victoria; Triangle; Nemeha; William; Augusta; Maine; Georgia) Mine
Rosita Mining District Mining District
Custer County County
Colorado State
USA Country

Regional Level Types
Bassick Mine (Claims: Queen Victoria; Triangle; Nemeha; William; Augusta; Maine; Georgia)	Mine
Rosita Mining District	Mining District
Custer County	County
Colorado	State
USA	Country

This page is currently not sponsored. Click here to sponsor this page.

Photos Maps Search

Standard

Locality Photos (1)Add Photo

Map Pages Nearest Localities

Mineral Search Similar Localities Nearest Localities Predictive Mineralogy Search Google

Bassick dump

Bassick Mine, Rosita Mining District, Custer County, Colorado, USA

Bassick dump

Bassick Mine, Rosita Mining District, Custer County, Colorado, USA

Bassick dump

Bassick Mine, Rosita Mining District, Custer County, Colorado, USA

Latitude & Longitude (WGS84):

38° 7' 38'' North , 105° 19' 57'' West

Latitude & Longitude (decimal):

G#: 9wv0ghg5n

Type:

Köppen climate type:

BSk : Cold semi-arid (steppe) climate

Nearest Settlements:

Place	Population	Distance
Silver Cliff	591 (2017)	10.0km
Westcliffe	577 (2017)	11.7km
Coal Creek	341 (2017)	30.6km
Rockvale	498 (2017)	30.7km
Williamsburg	656 (2017)	32.4km

Nearest Clubs:
Local clubs are the best way to get access to collecting localities

Club	Location	Distance
Canon City Geology Club	Canon City, Colorado	36km

Mindat Locality ID:

13941

Long-form identifier:

mindat:1:2:13941:1

GUID (UUID V4):

ref.: Dana's New Mineralogy

Altered granitic rocks.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

20 valid minerals.

Detailed Mineral List:

ⓘ Albite

Formula: Na(AlSi₃O₈)

References:

Dana's New Mineralogy

ⓘ Ankerite

Formula: Ca(Fe²⁺,Mg)(CO₃)₂

References:

Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.

ⓘ 'Apatite'

Formula: Ca₅(PO₄)₃(Cl/F/OH)

References:

Dana's New Mineralogy

ⓘ Brockite

Formula: (Ca,Th,Ce)PO₄ · H₂O

References:

Dana's New Mineralogy

ⓘ Calcite

Formula: CaCO₃

References:

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ Chalcopyrite

Formula: CuFeS₂

References:

R. P Rothwell (1898) The Mineral Industry, its statistics, technology and trade. Vol. 6 Scientific Publishing Co., New York

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ 'Charcoal'

Formula: C

Description: At 300 foot depth in an ore chimney of the Bassick mine, "near Silver Cliff".

References:

Transactions of the American Institute of Mining Engineers, vol 33 (1903), 459-460.

ⓘ Dolomite

Formula: CaMg(CO₃)₂

References:

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ Galena

Formula: PbS

References:

R. P Rothwell (1898) The Mineral Industry, its statistics, technology and trade. Vol. 6 Scientific Publishing Co., New York

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ Hematite

Formula: Fe₂O₃

References:

Dana's New Mineralogy

ⓘ Hemimorphite

Formula: Zn₄Si₂O₇(OH)₂ · H₂O

References:

R. P Rothwell (1898) The Mineral Industry, its statistics, technology and trade. Vol. 6 Scientific Publishing Co., New York

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ Jamesonite

Formula: Pb₄FeSb₆S₁₄

References:

R. P Rothwell (1898) The Mineral Industry, its statistics, technology and trade. Vol. 6 Scientific Publishing Co., New York

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ Kaolinite

Formula: Al₂(Si₂O₅)(OH)₄

References:

Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.

ⓘ Native Gold

Formula: Au

References:

R. P Rothwell (1898) The Mineral Industry, its statistics, technology and trade. Vol. 6 Scientific Publishing Co., New York

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ Petzite

Formula: Ag₃AuTe₂

References:

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ Pyrite

Formula: FeS₂

References:

Dana's New Mineralogy

R. P Rothwell (1898) The Mineral Industry, its statistics, technology and trade. Vol. 6 Scientific Publishing Co., New York

ⓘ Quartz

Formula: SiO₂

References:

Dana's New Mineralogy

ⓘ Quartz var. Chalcedony

Formula: SiO₂

References:

Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.

ⓘ Siderite

Formula: FeCO₃

References:

Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.

ⓘ Smithsonite

Formula: ZnCO₃

References:

R. P Rothwell (1898) The Mineral Industry, its statistics, technology and trade. Vol. 6 Scientific Publishing Co., New York

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ Sphalerite

Formula: ZnS

References:

R. P Rothwell (1898) The Mineral Industry, its statistics, technology and trade. Vol. 6 Scientific Publishing Co., New York

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ Stibnite

Formula: Sb₂S₃

References:

R. P Rothwell (1898) The Mineral Industry, its statistics, technology and trade. Vol. 6 Scientific Publishing Co., New York

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ Sylvanite

Formula: AgAuTe₄

References:

Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.

ⓘ 'Tetrahedrite Subgroup'

Formula: Cu₆(Cu₄C²⁺₂)Sb₄S₁₂S

References:

R. P Rothwell (1898) The Mineral Industry, its statistics, technology and trade. Vol. 6 Scientific Publishing Co., New York

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘ	Native Gold	1.AA.05	Au
Group 2 - Sulphides and Sulfosalts
ⓘ	Petzite	2.BA.75	Ag₃AuTe₂
ⓘ	Sphalerite	2.CB.05a	ZnS
ⓘ	Chalcopyrite	2.CB.10a	CuFeS₂
ⓘ	Galena	2.CD.10	PbS
ⓘ	Stibnite	2.DB.05	Sb₂S₃
ⓘ	Sylvanite	2.EA.05	AgAuTe₄
ⓘ	Pyrite	2.EB.05a	FeS₂
ⓘ	'Tetrahedrite Subgroup'	2.GB.05	Cu₆(Cu₄C²⁺₂)Sb₄S₁₂S
ⓘ	Jamesonite	2.HB.15	Pb₄FeSb₆S₁₄
Group 4 - Oxides and Hydroxides
ⓘ	Hematite	4.CB.05	Fe₂O₃
ⓘ	Quartz var. Chalcedony	4.DA.05	SiO₂
ⓘ		4.DA.05	SiO₂
Group 5 - Nitrates and Carbonates
ⓘ	Calcite	5.AB.05	CaCO₃
ⓘ	Siderite	5.AB.05	FeCO₃
ⓘ	Smithsonite	5.AB.05	ZnCO₃
ⓘ	Ankerite	5.AB.10	Ca(Fe²⁺,Mg)(CO₃)₂
ⓘ	Dolomite	5.AB.10	CaMg(CO₃)₂
Group 8 - Phosphates, Arsenates and Vanadates
ⓘ	Brockite	8.CJ.45	(Ca,Th,Ce)PO₄ · H₂O
Group 9 - Silicates
ⓘ	Hemimorphite	9.BD.10	Zn₄Si₂O₇(OH)₂ · H₂O
ⓘ	Kaolinite	9.ED.05	Al₂(Si₂O₅)(OH)₄
ⓘ	Albite	9.FA.35	Na(AlSi₃O₈)
Unclassified
ⓘ	'Apatite'	-	Ca₅(PO₄)₃(Cl/F/OH)
ⓘ	'Charcoal'	-	C

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Brockite	(Ca,Th,Ce)PO₄ · H₂O
H	ⓘ Hemimorphite	Zn₄Si₂O₇(OH)₂ · H₂O
H	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
H	ⓘ Apatite	Ca₅(PO₄)₃(Cl/F/OH)
C	Carbon
C	ⓘ Ankerite	Ca(Fe²⁺,Mg)(CO₃)₂
C	ⓘ Calcite	CaCO₃
C	ⓘ Dolomite	CaMg(CO₃)₂
C	ⓘ Siderite	FeCO₃
C	ⓘ Smithsonite	ZnCO₃
C	ⓘ Charcoal	C
O	Oxygen
O	ⓘ Albite	Na(AlSi₃O₈)
O	ⓘ Ankerite	Ca(Fe²⁺,Mg)(CO₃)₂
O	ⓘ Brockite	(Ca,Th,Ce)PO₄ · H₂O
O	ⓘ Calcite	CaCO₃
O	ⓘ Quartz var. Chalcedony	SiO₂
O	ⓘ Dolomite	CaMg(CO₃)₂
O	ⓘ Hematite	Fe₂O₃
O	ⓘ Hemimorphite	Zn₄Si₂O₇(OH)₂ · H₂O
O	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
O	ⓘ Quartz	SiO₂
O	ⓘ Siderite	FeCO₃
O	ⓘ Smithsonite	ZnCO₃
O	ⓘ Apatite	Ca₅(PO₄)₃(Cl/F/OH)
F	Fluorine
F	ⓘ Apatite	Ca₅(PO₄)₃(Cl/F/OH)
Na	Sodium
Na	ⓘ Albite	Na(AlSi₃O₈)
Mg	Magnesium
Mg	ⓘ Ankerite	Ca(Fe²⁺,Mg)(CO₃)₂
Mg	ⓘ Dolomite	CaMg(CO₃)₂
Al	Aluminium
Al	ⓘ Albite	Na(AlSi₃O₈)
Al	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
Si	Silicon
Si	ⓘ Albite	Na(AlSi₃O₈)
Si	ⓘ Quartz var. Chalcedony	SiO₂
Si	ⓘ Hemimorphite	Zn₄Si₂O₇(OH)₂ · H₂O
Si	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
Si	ⓘ Quartz	SiO₂
P	Phosphorus
P	ⓘ Brockite	(Ca,Th,Ce)PO₄ · H₂O
P	ⓘ Apatite	Ca₅(PO₄)₃(Cl/F/OH)
S	Sulfur
S	ⓘ Chalcopyrite	CuFeS₂
S	ⓘ Galena	PbS
S	ⓘ Jamesonite	Pb₄FeSb₆S₁₄
S	ⓘ Pyrite	FeS₂
S	ⓘ Sphalerite	ZnS
S	ⓘ Stibnite	Sb₂S₃
S	ⓘ Tetrahedrite Subgroup	Cu₆(Cu₄C₂²⁺)Sb₄S₁₂S
Cl	Chlorine
Cl	ⓘ Apatite	Ca₅(PO₄)₃(Cl/F/OH)
Ca	Calcium
Ca	ⓘ Ankerite	Ca(Fe²⁺,Mg)(CO₃)₂
Ca	ⓘ Brockite	(Ca,Th,Ce)PO₄ · H₂O
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Dolomite	CaMg(CO₃)₂
Ca	ⓘ Apatite	Ca₅(PO₄)₃(Cl/F/OH)
Fe	Iron
Fe	ⓘ Ankerite	Ca(Fe²⁺,Mg)(CO₃)₂
Fe	ⓘ Chalcopyrite	CuFeS₂
Fe	ⓘ Hematite	Fe₂O₃
Fe	ⓘ Jamesonite	Pb₄FeSb₆S₁₄
Fe	ⓘ Pyrite	FeS₂
Fe	ⓘ Siderite	FeCO₃
Cu	Copper
Cu	ⓘ Chalcopyrite	CuFeS₂
Cu	ⓘ Tetrahedrite Subgroup	Cu₆(Cu₄C₂²⁺)Sb₄S₁₂S
Zn	Zinc
Zn	ⓘ Hemimorphite	Zn₄Si₂O₇(OH)₂ · H₂O
Zn	ⓘ Smithsonite	ZnCO₃
Zn	ⓘ Sphalerite	ZnS
Ag	Silver
Ag	ⓘ Petzite	Ag₃AuTe₂
Ag	ⓘ Sylvanite	AgAuTe₄
Sb	Antimony
Sb	ⓘ Jamesonite	Pb₄FeSb₆S₁₄
Sb	ⓘ Stibnite	Sb₂S₃
Sb	ⓘ Tetrahedrite Subgroup	Cu₆(Cu₄C₂²⁺)Sb₄S₁₂S
Te	Tellurium
Te	ⓘ Petzite	Ag₃AuTe₂
Te	ⓘ Sylvanite	AgAuTe₄
Ce	Cerium
Ce	ⓘ Brockite	(Ca,Th,Ce)PO₄ · H₂O
Au	Gold
Au	ⓘ Native Gold	Au
Au	ⓘ Petzite	Ag₃AuTe₂
Au	ⓘ Sylvanite	AgAuTe₄
Pb	Lead
Pb	ⓘ Galena	PbS
Pb	ⓘ Jamesonite	Pb₄FeSb₆S₁₄
Th	Thorium
Th	ⓘ Brockite	(Ca,Th,Ce)PO₄ · H₂O

Other Regions, Features and Areas containing this locality

North AmericaContinent

Rocky MountainsMountain Range

North America PlateTectonic Plate

Great Plains DomainDomain
Southern Rocky MountainsOrogenic Belt

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 Other Regions

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 4, 2026 08:16:50 Page updated: August 21, 2025 13:06:51

Go to top of page