Mineral Evolution Database

Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.

Mineral locality data provided by mindat.org

The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.

Locality Name:
Guffey District, Park Co., Colorado, USA

mindat Locality ID: 133154
mindat URL: http://www.mindat.org/loc-133154.html

Tectonic Settings:

Total number of sublocalities beneath "Guffey District, Park Co., Colorado, USA": 35
Total number of bottom-level sublocalities: 35

Number of Child Localities: 35
Child Localities:
Annie Laurie Mine
Badger Mountain
Baumer Pegmatite Prospect
Bessie Mine
Betty Mine (Lone Chimney Mine; Betty Lowe)
Black Diamond Mine
Black Mountain Deposit
Carbonate King Mine
Charity Mine
Chumway Park Occurrence
Colorado Feldspar Company Mine
Copper King Mine (Copper Queen Mine)
Cover Mountain
Crescent Mine
East-West Pegmatite Occurrence (West-West Pegmatite)
Goermer Lease
Guffey District; West Occurrence
Hass 1-12 Prospects
Isabell Mine
Johnson Ranch Prospect
Lues Gulch
Marble Grace Mine
Margaritte Mine
Meyers Ranch
Mill Gulch Mine
Nash Ranch Prospect
School Section Prospect (B&G Claim)
Skinney Claim (Lues Gulch Prospect; Lues Ranch Prospect)
Thirtyone Mile Mountain
Townsend Ranch Prospect
Unknown Beryllium - Mica - Feldspar (MRDS - 10107950)
Unknown Feldspar (MRDS - 10264942)
West Ranch Deposit (West Deposit)
Willow Claims (Bell Property)
Witcher Mountain

Latitude: 38°44'56"N
Longitude: 105°33'1"W
Decimal Degree (lat, lon): 38.748888888889,-105.55027777778

A	This mineral is Anthropogenic.
G	This mineral is directly dated.
B	This mineral is reported as having this age.
Y	This mineral is using an age reported as an element mineralization period.
O	This mineral is using an age calculated from all data at the locality.
R	The age displayed for this mineral originates from a different, non-child locality.
P	The age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
	This mineral's age has not yet been recorded.

Amphibole	Autunite	Beryl	Bismutite	Calcite	Chalcopyrite	Clay	Clinozoisite	Columbite	Copper
Corundum	Covellite	Epidote	Feldspar	Fluorite	Garnet	Humite	Malachite	Melonite	Mica
Molybdenite	Monazite	Nickeline	None	Not in a structural group	Olivine	Pyrite	Pyroxene	Quartz	Rhabdophane
Rocksalt	Scheelite	Sphalerite	Spinel	Titanite	Tourmaline	Tridymite	Vesuvianite

Actinolite ()*	Albite ()*	Almandine ()*	Anthophyllite ()*	Autunite ()*
Azurite ()*	Beryl ()*	Beyerite ()*	Bismutite ()*	Bornite ()*
Calcite ()*	Chalcopyrite ()*	Clinohumite ()*	Clinozoisite ()*	Copper ()*
Cordierite ()*	Covellite ()*	Diopside ()*	Epidote ()*	Euxenite-(Y) ()*
Forsterite ()*	Gahnite ()*	Galena ()*	Gold ()*	Grayite ()*
Grossular ()*	Hematite ()*	Hercynite ()*	Ilmenite ()*	Magnetite ()*
Malachite ()*	Microcline ()*	Molybdenite ()*	Monazite-(Ce) ()*	Muscovite ()*
Pyrite ()*	Pyrrhotite ()*	Quartz ()*	Scheelite ()*	Schorl ()*
Sillimanite ()*	Silver ()*	Sphalerite ()*	Spinel ()*	Sylvanite ()*
Titanite ()*	Tremolite ()*	Tridymite ()*	Tyuyamunite ()*	Uraninite ()*
Vesuvianite ()*	Zoisite ()*

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Ag Al Au B Be Bi C Ca Ce Cu F Fe H K Mg Mo Na Nb O P Pb S Si Ta Te Th Ti U V W Y Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Amphibole Autunite Beryl Bismutite Calcite Chalcopyrite Clay Clinozoisite Columbite Copper
Corundum Covellite Epidote Feldspar Fluorite Garnet Humite Malachite Melonite Mica
Molybdenite Monazite Nickeline None Not in a structural group Olivine Pyrite Pyroxene Quartz Rhabdophane
Rocksalt Scheelite Sphalerite Spinel Titanite Tourmaline Tridymite Vesuvianite

52 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	4	194621,194628,194641,194649	3419
Albite ()*	Feldspar	Na(AlSi₃O₈)	2	194619,194640	8803
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	1	194621	2353
Anthophyllite ()*	Amphibole	Mg₂Mg₅Si₈O₂₂(OH)₂	4	194618,194621,194628,194641	718
Autunite ()*	Autunite	Ca(UO₂)₂(PO₄)₂·10-12H₂O	2	194634,194650	1272
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂	1	194621	5509
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	3	194631,194640,194647	4286
Beyerite ()*	Bismutite	CaBi₂O₂(CO₃)₂	1	194640	96
Bismutite ()*	Bismutite	Bi₂O₂(CO₃)	1	194640	716
Bornite ()*	None	Cu₅FeS₄	3	194621,194628,194633	5516
Calcite ()*	Calcite	Ca(CO₃)	4	194621,194624,194633,194649	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	5	194621,194628,194630,194633,194641	27198
Clinohumite ()*	Humite	Mg₉(SiO₄)₄F₂	2	194618,194621	236
Clinozoisite ()*	Clinozoisite Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	3	194628,194633,194641	1025
Copper ()*	Copper	Cu	3	194628,194633,194641	3846
Cordierite ()*	Beryl	Mg₂Al₄Si₅O₁₈	5	194618,194621,194628,194635,194641	1008
Covellite ()*	Covellite	CuS	1	194621	4165
Diopside ()*	Pyroxene	CaMgSi₂O₆	2	194633,194644	4135
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	9	194628,194633,194636,194641,194642,194643,194644,194646,194649	8173
Euxenite-(Y) ()*	Columbite	Y(NbTi)O₆	3	194619,194631,194633	414
Forsterite ()*	Olivine	Mg₂(SiO₄)	1	194618	1188
Gahnite ()*	Spinel	ZnAl₂O₄	3	194621,194635,194641	445
Galena ()*	Rocksalt	PbS	3	194618,194621,194630	24243
Gold ()*	Copper	Au	2	194624,194628	30554
Grayite ()*	Rhabdophane	(Th,Pb,Ca)(PO₄)·H₂O	1	194640	17
Grossular ()*	Garnet	Ca₃Al₂(SiO₄)₃	1	194649	1544
Hematite ()*	Corundum	Fe₂O₃	2	194621,194640	14640
Hercynite ()*	Spinel	Fe²⁺Al₂O₄	1	194621	407
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	3	194619,194621,194633	5433
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	5	194619,194621,194628,194633,194641	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	1	194621	12537
Microcline ()*	Feldspar	K(AlSi₃O₈)	4	194619,194631,194640,194647	4924
Molybdenite ()*	Molybdenite	MoS₂	1	194630	5800
Monazite-(Ce) ()*	Monazite	Ce(PO₄)	1	194619	945
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	7	194621,194624,194628,194631,194637,194640,194647	17380
Pyrite ()*	Pyrite	FeS₂	2	194621,194624	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	1	194621	9056
Quartz ()*	Quartz	SiO₂	13	194619,194621,194628,194630,194636,194640,194641,194642,194643,194644,194645,194646,194649	61156
Scheelite ()*	Scheelite	Ca(WO₄)	8	194628,194630,194636,194642,194643,194644,194646,194649	4894
Schorl ()*	Tourmaline	NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	2	194631,194640	2705
Sillimanite ()*	Not in a structural group	Al₂SiO₅	2	194621,194637	1516
Silver ()*	Copper	Ag	1	194641	5186
Sphalerite ()*	Sphalerite	ZnS	3	194621,194630,194633	21482
Spinel ()*	Spinel	MgAl₂O₄	2	194618,194621	1934
Sylvanite ()*	Melonite	AgAuTe₄	1	194624	337
Titanite ()*	Titanite	CaTi(SiO₄)O	2	194628,194641	4899
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	1	194621	2562
Tridymite ()*	Tridymite	SiO₂	2	194629,194651	458
Tyuyamunite ()*	None	Ca(UO₂)₂(VO₄)₂·5-8H₂O	1	194626	628
Uraninite ()*	Fluorite	UO₂	1	194626	2718
Vesuvianite ()*	Vesuvianite	(Ca,Na)₁₉(Al,Mg,Fe)₁₃(SiO₄)₁₀(Si₂O₇)₄(OH,F,O)₁₀	2	194621,194643	1395
Zoisite ()*	Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	2	194628,194633	1025

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...