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:
Index District, Snohomish Co., Washington, USA

mindat Locality ID: 26829
mindat URL: http://www.mindat.org/loc-26829.html

Tectonic Settings:

Total number of sublocalities beneath "Index District, Snohomish Co., Washington, USA": 32
Total number of bottom-level sublocalities: 22

Number of Child Localities: 15
Child Localities:
Baring
Beckler River
Bitter Creek
Bush And Curry Claim
Butte And Boston Claim
Canyon Creek
Commercial Claim
Good Luck Claim
Granite Falls
Halford
Index
Jumpoff Ridge
North Fork Skykomish River
Reiter
Trout Creek

Latitude: 47°49'28"N
Longitude: 121°32'44"W
Decimal Degree (lat, lon): 47.824444444444,-121.54555555556

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.

Baryte	Calcite	Chalcopyrite	Chlorite	Clay	Clinozoisite	Copper	Corundum	Epidote	Feldspar
Fluorite	Garnet	Kaolinite	Malachite	Marcasite	Molybdenite	None	Not in a structural group	Pyrite	Quartz
Sphalerite	Spinel	Talc

Albite ()*	Azurite ()*	Bornite ()*	Calcite ()*	Celestine ()*
Chalcocite ()*	Chalcopyrite ()*	Copper ()*	Cuprite ()*	Epidote ()*
Fluorite ()*	Grossular ()*	Hematite ()*	Kaolinite ()*	Magnetite ()*
Malachite ()*	Marcasite ()*	Microcline ()*	Molybdenite ()*	Pennantite ()*
Pyrite ()*	Quartz ()*	Silver ()*	Sphalerite ()*	Talc ()*

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 C Ca Cu F Fe H K Mg Mn Mo Na O S Si Sr Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Baryte Calcite Chalcopyrite Chlorite Clay Clinozoisite Copper Corundum Epidote Feldspar
Fluorite Garnet Kaolinite Malachite Marcasite Molybdenite None Not in a structural group Pyrite Quartz
Sphalerite Spinel Talc

25 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	1	285705	8803
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂	1	285706	5509
Bornite ()*	None	Cu₅FeS₄	11	285687,285689,285691,285694,285698,285703,285706,285712,285714,285716,285717	5516
Calcite ()*	Calcite	Ca(CO₃)	6	285687,285689,285691,285703,285709,285714	27770
Celestine ()*	Baryte	Sr(SO₄)	1	285688	1252
Chalcocite ()*	None	Cu₂S	4	285687,285703,285706,285711	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	15	285687,285689,285691,285692,285694,285698,285699,285703,285706,285709,285711,285712,285714,285716,285717	27198
Copper ()*	Copper	Cu	1	285689	3846
Cuprite ()*	Not in a structural group	Cu₂O	1	285703	2970
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1	285687	8173
Fluorite ()*	Fluorite	CaF₂	1	285687	9617
Grossular ()*	Garnet	Ca₃Al₂(SiO₄)₃	1	285707	1544
Hematite ()*	Corundum	Fe₂O₃	3	285694,285712,285714	14640
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	1	285689	5591
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1	285714	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	2	285703,285717	12537
Marcasite ()*	Marcasite	FeS₂	1	285689	5674
Microcline ()*	Feldspar	K(AlSi₃O₈)	1	285706	4924
Molybdenite ()*	Molybdenite	MoS₂	1	285689	5800
Pennantite ()*	Chlorite Clay	Mn²⁺₅Al(Si₃Al)O₁₀(OH)₈	1	285706	25
Pyrite ()*	Pyrite	FeS₂	11	285687,285689,285692,285694,285699,285706,285709,285711,285712,285714,285716	39462
Quartz ()*	Quartz	SiO₂	10	285687,285689,285691,285700,285703,285705,285706,285709,285714,285716	61156
Silver ()*	Copper	Ag	1	285689	5186
Sphalerite ()*	Sphalerite	ZnS	1	285709	21482
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	1	285689	3337

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...