Colorado, USA

Standard Detailed By Chemistry Mineral Photos (1997)Site Photos (193)Maps Nearest Localities Search Google Mineral Report for Region

References:
- http://www.coloradomining.org/p_archive.php

Map Reference: 38°23'44"N , 105°1'10"W

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.

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

Mineral List:

Acanthite

Reference:

[MinRec 10:358]

Aegirine

NaFe

[Si

]

Reference:

[MinRec 8:368-371]

'Albite-Anorthite Series'

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

'Amphibole Group'

Reference:

[Minerals of Colorado (1997) Eckels, E. B.]

Andalusite

[O|SiO

]

Reference:

[Minerals of Colorado (1997) Eckels, E. B.]

Arsenic

Reference:

[Minerals of Colorado (1997) Eckels, E. B.]

Augite

(Ca,Na)(Mg,Fe

,Al,Fe

,Ti)[(Si,Al)

]

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

Austinite

CaZn[OH|AsO

]

Reference:

[MinRec 11:13]

Austinite
var: Cuprian Austinite

Reference:

[MinRec (Jan/Feb 1980)]

Barylite

BaBe

[Si

]

Reference:

[Seaman, 1976. Pegmatite Minerals of the World]

Baryte

BaSO

Description:	Specimen 3 in. high. D. E. Kile, specimen and photo. Terminated crystals are uncommon, but may be as much as 6 in. in length, transparent, and range in color from pale lavender to colorless (D.E. Kile, written commun., 1990).
Reference:	["Minerals of Colorado, updated & revised", photo #11, by Eckel, Edwin B., 1997]

Otero Co., Colorado, USA
© 2002 John H. Betts

Biotite

Reference:

[Minerals of Colorado (1997) Eckels, E. B.]

Bismite

Reference:

[Minerals of Colorado (1997) Eckels, E. B.]

Bismuth

Reference:

[Minerals of Colorado (1997) Eckels, E. B.]

Burbankite

(Na,Ca)

(Sr,Ba,Ce)

(CO

)

Reference:

[AmMin 62:158]

Calcite

CaCO

Description:	Found in concretions from the Mancos shale
Reference:	[Rocks & Min 70:5 pp 298-310]

Ouray Co., Colorado, USA
© Geoffrey Krasnov

'Carbonite (of Heinrich)'

Reference:

[Field Guide of Common Rocks and Minerals- Fredrick Brewster Loomis-1948]

Carminite

PbFe

[OH|AsO

]

Reference:

[Minerals of Colorado (1997) Eckels, E. B.]

'Chalcedony
var: Agate'

SiO

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

'Chalcedony
var: Bloodstone'

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

'Chalcedony
var: Petrified Wood'

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

Elbert Co., Colorado, USA
© jnemitz

'Chrysoprase'

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

Cinnabar

HgS

Reference:

[Minerals of Colorado (1997) Eckels, E. B.]

Clinochalcomenite

Cu[SeO

] · 2H

Reference:

[]

'Coal
var: Jet'

Reference:

[Kunz,1892. Gems & Precious Stones of N. America, p.203.]

Columbite-(Fe)

FeNb

Reference:

[]

Jefferson Co., Colorado, USA
© C. Thorsten

Conichalcite

CaCu[OH|AsO

]

Reference:

[MinRec 11:37]

Cordierite

(Mg,Fe)

Reference:

[Minerals of Colorado (1997) Eckels, E. B.]

Cristobalite

SiO

Reference:

[Minerals of Colorado (1997) Eckels, E. B.]

Dawsonite

NaAlCO

(OH)

Reference:

[Minerals of Colorado (1997) Eckel, E. B.]

Diopside

CaMg[Si

]

Reference:

[Minerals of Colorado (1997) Eckels, E. B.]

Enstatite
var: Bronzite

(Mg,Fe

)

[SiO

]

Reference:

[Minerals of Colorado (1997) Eckels, E. B.]

Fergusonite-(Y)

YNbO

Reference:

[Minerals of Colorado (1997) Eckels, E. B.]

Gadolinite-(Y)

[O|SiO

]

Reference:

[No reference listed]

'Geode'

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

'Hornblende'

Reference:

[Minerals of Colorado (1997) Eckels, E. B.]

Hypersthene

(Fe,Mg)SiO

Reference:

[Minerals of Colorado (1997) Eckels, E. B.]

Iddingsite

MgO·Fe

·3SiO

·4H

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

Johannite
var: Gilpinite

(Cu,Fe

)(UO

)

(SO

)

(OH)

·6H

Reference:

[Larsen, E.S. and Brown (1917) American Mineralogist: 2: 75; Ford, 1932 . Dana's Textbook of Mineralogy, 4th ed.; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 606.]

Joséite-B

Reference:

[Minerals of Colorado (1997) Eckels, E. B.]

Kyanite

[O|SiO

]

Reference:

[Minerals of Colorado (1997) Eckels, E. B.]

Leucoxene

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

Marcasite

FeS

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

Massicot

PbO

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

Melilite

(Ca,Na)

(Al,Mg,Fe

)[(Al,Si)SiO

]

Reference:

[]

Metarossite

Ca[V

] · 2H

Reference:

[]

San Miguel Co., Colorado, USA
© Brent Thorne

Microcline
var: Amazonite

Reference:

[No reference listed]

Colorado, USA
© 2005 - S.Menig

Montmorillonite

(Na,Ca)

0.33

(Al,Mg)

(OH)

·nH

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

Muscovite

KAl

[(OH)

|AlSi

]

Description:	Purchased in April 2001 at "Spring Show of the Rockies" in Denver, Colorado, USA.
Reference:	[D. Slade collection]

Nahcolite

NaHCO

Reference:

[Minerals of Colorado (1997) Eckel, E. B.]

Garfield Co., Colorado, USA
© 2007 Peter Cristofono

Nordstrandite

Al(OH)

Reference:

[AmMin 60:285]

'Olivine'

(Mg,Fe

)

[SiO

]

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

'Onegite'

Reference:

[Sarah Sudcowsky ]

Phosphuranylite

KCa(UO

)

[O|PO

]

· 8H

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

Piemontite

{Ca

}{Al

}[O|OH|SiO

|Si

]

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

Pigeonite

(Mg,Fe

,Ca)(Mg,Fe

)[Si

]

Reference:

[Minerals of Colorado (1997) Eckels, E. B.]

Platinum

Reference:

[MinRec 10:359]

Pyrite

FeS

Reference:

[www.johnbetts-fineminerals.com]

Pyrrhotite

, (-4M), also given as Fe

1-x

S (x = 0 - 0.2)

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

Quartz

SiO

Reference:

[Minerals of Colorado (1997) Eckels, E. B.]

Quartz
var: Amethyst

SiO

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

'Robellazite'

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

Sanidine

K[AlSi

]

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

'Serpentine Group'

[Si

](OH)4 + or - nH

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

Sherwoodite

·56H

Reference:

[]

Sillimanite

[O|SiO

]

Reference:

[Minerals of Colorado (1997) Eckels, E. B.]

Stevensite

(Ca,Na)

(OH)

Reference:

[AmMin 47:996]

Tridymite

SiO

Reference:

[Minerals of Colorado (1997) Eckels, E. B.]

Vesuvianite

(Mg,Fe)

(OH)

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

Wollastonite

Ca[SiO

]

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

Zircon

Zr[SiO

]

Reference:

[Minerals of Colorado (1997) E.B. Eckels]

71 entries listed. 44 valid minerals.

Localities in this Region:

66 localities of a total of 13604 localities shown. Additional sublocalities are indicated by the green plus sign(+).


USA
Colorado Adams Co.+
Alamosa Co.+
Arapahoe Co.+
Archuleta Co.+
Baca Co.+
Bent Co.+
Boulder Co.+
Chaffee Co.+
Cheyenne Co.+
Clear Creek Co.+
Conejos Co.+
Costilla Co.+
Crowley Co.+
Custer Co.+
Delta Co.+
Denver Co.+
Dolores Co.+
Douglas Co.+
Eagle Co.+
El Paso Co.+
Elbert Co.+
Fremont Co.+
Garfield Co.+
Gilpin Co.+
Grand Co.+
Green River Formation
Gunnison Co.+
Hinsdale Co.+
Huerfano Co.+
Jackson Co.+
Jefferson Co.+
Kiowa Co.+
Kit Carson Co.+
La Plata Co.+
Lake Co.+
Larimer Co.+
Las Animas Co.+
Lincoln Co.+
Logan Co.+
Mesa Co.+
Mineral Co.+
Moffat Co.+
Montezuma Co.+
Montrose Co.+
Morgan Co.+
Otero Co.+
Ouray Co.+
Park Co.+
Pitkin Co.+
Prowers Co.+
Pueblo Co.+
Rio Blanco Co.+
Rio Grande Co.+
Routt Co.+
Saguache Co.+
San Juan Co.+
San Juan Mts
San Luis Co.+
San Miguel Co.+
Sedgwick Co.+
Summit Co.+
Teller Co.+
Washington Co.+
Weld Co.+
Yuma Co.+

The above list 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!

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www.mindat.org

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Copyright © Jolyon Ralph and Ida Chau 1993-2009. Jobs in Colorado, USA Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 16th Nov 2009 13:12:40