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:
Darrington, Snohomish Co., Washington, USA

mindat Locality ID: 23825
mindat URL: http://www.mindat.org/loc-23825.html

Tectonic Settings:

Total number of sublocalities beneath "Darrington, Snohomish Co., Washington, USA": 10
Total number of bottom-level sublocalities: 9

Number of Child Localities: 8
Child Localities:
Case Prospect
Darrington Area
Feldt Claim
French Creek Area
Jumbo Mountain
Myrtle Creek Claim
Suiattle River
Swede Haven

Latitude: 48°13'30"N
Longitude: 121°35'59"W
Decimal Degree (lat, lon): 48.225,-121.59972222222

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.

Arsenopyrite	Berthierite	Calcite	Chalcopyrite	Clay	Cobaltite	Copper	Cubanite	Lawsonite	Ludwigite
Marcasite	Nickeline	None	Olivine	Pentlandite	Pyrite	Pyrochlore	Quartz	Rhodonite	Rutile
Spinel	Stibnite	Talc	Tetradymite	Tetrahedrite	Valleriite	Wurtzite

Ankerite ()*	Arsenopyrite ()*	Berthierite ()*	Cervantite ()*	Chalcopyrite ()*
Chromite ()*	Cinnabar ()*	Cobaltite ()*	Cubanite ()*	Dolomite ()*
Forsterite ()*	Gold ()*	Kermesite ()*	Kotoite ()*	Lawsonite ()*
Ludwigite ()*	Mackinawite ()*	Marcasite ()*	Mercury ()*	Pentlandite ()*
Pyrite ()*	Pyrolusite ()*	Pyrrhotite ()*	Quartz ()*	Rhodochrosite ()*
Rhodonite ()*	Stibiconite ()*	Stibnite ()*	Talc ()*	Tellurobismuthite ()*
Tetrahedrite-(Zn) ()*	Valleriite ()*

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 As Au B Bi C Ca Co Cr Cu Fe H Hg Mg Mn Ni O S Sb Si Te

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Arsenopyrite Berthierite Calcite Chalcopyrite Clay Cobaltite Copper Cubanite Lawsonite Ludwigite
Marcasite Nickeline None Olivine Pentlandite Pyrite Pyrochlore Quartz Rhodonite Rutile
Spinel Stibnite Talc Tetradymite Tetrahedrite Valleriite Wurtzite

32 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂	1	285635	3092
Arsenopyrite ()*	Arsenopyrite	FeAsS	1	285632	9052
Berthierite ()*	Berthierite	FeSb₂S₄	1	285632	343
Cervantite ()*	None	Sb³⁺Sb⁵⁺O₄	1	285630	352
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	3	285632,285636,285637	27198
Chromite ()*	Spinel	Fe²⁺Cr₂O₄	1	285636	3902
Cinnabar ()*	None	HgS	1	285637	2600
Cobaltite ()*	Cobaltite	CoAsS	1	285632	966
Cubanite ()*	Cubanite Wurtzite	CuFe₂S₃	1	285636	802
Dolomite ()*	None	CaMg(CO₃)₂	1	285631	9895
Forsterite ()*	Olivine	Mg₂(SiO₄)	1	285635	1188
Gold ()*	Copper	Au	1	285637	30554
Kermesite ()*	None	Sb₂OS₂	1	285630	230
Kotoite ()*	None	Mg₃(BO₃)₂	1	285636	20
Lawsonite ()*	Lawsonite	CaAl₂(Si₂O₇)(OH)₂·H₂O	1	285639	121
Ludwigite ()*	Ludwigite	Mg₂Fe³⁺O₂(BO₃)	1	285636	134
Mackinawite ()*	None	(Fe,Ni)_1+xS (x = 0-0.07)	1	285636	451
Marcasite ()*	Marcasite	FeS₂	1	285638	5674
Mercury ()*	None	Hg	1	285637	397
Pentlandite ()*	Pentlandite	(Ni,Fe)₉S₈	1	285636	1512
Pyrite ()*	Pyrite	FeS₂	3	285632,285637,285638	39462
Pyrolusite ()*	Rutile	MnO₂	1	285633	3106
Pyrrhotite ()*	Nickeline	Fe₇S₈	1	285636	9056
Quartz ()*	Quartz	SiO₂	4	285630,285631,285632,285638	61156
Rhodochrosite ()*	Calcite	Mn(CO₃)	1	285633	1711
Rhodonite ()*	Rhodonite	CaMn₃Mn(Si₅O₁₅)	1	285633	969
Stibiconite ()*	Pyrochlore	Sb³⁺Sb⁵⁺₂O₆(OH)	1	285630	446
Stibnite ()*	Stibnite	Sb₂S₃	2	285630,285632	3418
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	1	285635	3337
Tellurobismuthite ()*	Tetradymite	Bi₂Te₃	1	285636	276
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	2	285632,285637	5317
Valleriite ()*	Valleriite	2[(Fe,Cu)S]·1.53[(Mg,Al)(OH)₂]	1	285636	237

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...