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:
Washougal District, Skamania Co., Washington, USA

Oldest recorded age at locality: 21
Youngest recorded age at locality: 18

mindat Locality ID: 30343
mindat URL: http://www.mindat.org/loc-30343.html

Tectonic Settings:

Total number of sublocalities beneath "Washougal District, Skamania Co., Washington, USA": 15
Total number of bottom-level sublocalities: 12

Number of Child Localities: 8
Child Localities:
Blue Bird Prospect
Gumboot Mountain
Miners Creek
Mountain King Claim
Rainbow
Silver Creek Prospect
Washougal River
Zinc Creek Prospect (Gold Creek Prospect)

Latitude: 45°44'26"N
Longitude: 122°11'12"W
Decimal Degree (lat, lon): 45.740555555556,-122.18666666667

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.

Allophane	Andalusite	Apatite	Calcite	Chalcopyrite	Clay	Clinozoisite	Copper	Corundum	Covellite
Descloizite	Dumortierite	Epidote	Kaolinite	Malachite	Mica	Molybdenite	Nickeline	None	Not in a structural group
Pyrite	Quartz	Rocksalt	Scheelite	Sphalerite	Spinel

Andalusite ()*	Azurite ()*	Bornite ()*	Calcite ()*	Chalcocite ()*
Chalcopyrite ()*	Chrysocolla ()*	Covellite ()*	Cuprite ()*	Dumortierite ()*
Epidote ()*	Galena ()*	Gold ()*	Hematite ()*	Kaolinite ()*
Magnetite ()*	Malachite ()*	Molybdenite ()*	Mottramite ()*	Muscovite ()*
Pyrite ()*	Pyromorphite ()*	Pyrrhotite ()*	Quartz ()*	Siderite ()*
Sillimanite ()*	Sphalerite ()*	Wulfenite ()*

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: Al Au B C Ca Cl Cu Fe H K Mo O P Pb S Si V Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Allophane Andalusite Apatite Calcite Chalcopyrite Clay Clinozoisite Copper Corundum Covellite
Descloizite Dumortierite Epidote Kaolinite Malachite Mica Molybdenite Nickeline None Not in a structural group
Pyrite Quartz Rocksalt Scheelite Sphalerite Spinel

28 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Andalusite ()*	Andalusite	Al₂SiO₅			1	285602	1310
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂			3	285601,285603,285604	5509
Bornite ()*	None	Cu₅FeS₄	21	18	7	285591,285593,285595,285600,285601,285603,285604	5516
Calcite ()*	Calcite	Ca(CO₃)	21	18	3	285593,285600,285605	27770
Chalcocite ()*	None	Cu₂S	21	18	3	285593,285600,285603	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	21	18	9	285591,285593,285595,285598,285600,285601,285603,285604,285605	27198
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O			2	285600,285603	3531
Covellite ()*	Covellite	CuS			1	285603	4165
Cuprite ()*	Not in a structural group	Cu₂O			1	285601	2970
Dumortierite ()*	Dumortierite	AlAl₆BSi₃O₁₈			1	285602	231
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)			1	285595	8173
Galena ()*	Rocksalt	PbS	21	18	4	285593,285597,285598,285605	24243
Gold ()*	Copper	Au			1	285595	30554
Hematite ()*	Corundum	Fe₂O₃			1	285601	14640
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄			1	285595	5591
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	21	18	2	285593,285595	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂			6	285591,285595,285600,285601,285603,285604	12537
Molybdenite ()*	Molybdenite	MoS₂	21	18	2	285593,285595	5800
Mottramite ()*	Descloizite	PbCu(VO₄)(OH)			1	285600	362
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	21	18	4	285593,285595,285599,285602	17380
Pyrite ()*	Pyrite	FeS₂	21	18	8	285591,285593,285595,285598,285600,285601,285603,285605	39462
Pyromorphite ()*	Apatite	Pb₅(PO₄)₃Cl			1	285600	1725
Pyrrhotite ()*	Nickeline	Fe₇S₈			1	285595	9056
Quartz ()*	Quartz	SiO₂	21	18	10	285591,285593,285595,285597,285600,285601,285602,285603,285604,285605	61156
Siderite ()*	Calcite	Fe(CO₃)			1	285605	6417
Sillimanite ()*	Not in a structural group	Al₂SiO₅			2	285599,285602	1516
Sphalerite ()*	Sphalerite	ZnS	21	18	4	285593,285598,285601,285605	21482
Wulfenite ()*	Scheelite	PbMoO₄			1	285600	1655

2 Ages assigned to this locality:

	Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Prioritized?	Sample Source	Sample Num	Run Num	Age from other Locality	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID	Age Notes
	NAVDAT-5965	21	18	19+2/-1					5965						25903	Black Jack Mine, Gumboot Mountain, Washougal District, Skamania Co., Washington, USA		NAVDAT		NAVDAT
	NAVDAT-5967	21	18	19+2/-1					5967						25903	Black Jack Mine, Gumboot Mountain, Washougal District, Skamania Co., Washington, USA		NAVDAT		NAVDAT

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...