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Skunk Creek 19 Mine, Quinault Lake, Grays Harbor County, Washington, USAi
Regional Level Types
Skunk Creek 19 MineMine
Quinault LakeLake
Grays Harbor CountyCounty
WashingtonState
USACountry

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Latitude & Longitude (WGS84):
47° 22' 21'' North , 123° 52' 37'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Neilton315 (2011)4.5km
Amanda Park252 (2015)9.8km
Humptulips255 (2011)16.7km
Moclips207 (2011)29.5km
Pacific Beach291 (2011)30.6km
Mindat Locality ID:
17436
Long-form identifier:
mindat:1:2:17436:2
GUID (UUID V4):
0


Manganese mine located south of Quinalt.


Tectonics: Host Rocks Of Manganese Deposits Of The Olympic Penninsula Formed At An Ocean Ridge Or In A Back Arc Basin At The Active Margin Of The North American Plate (Garrison, 1973; Snavely, 1987, P. 306-309).

Deposit: The crescent formation, which hosts manganese mineralization on the olympic penninsula, consists of paleocene? and eocene pillo W basalts compositionally similar to ocean ridge basalts. Associated pelagic limestones were deposited in deep water (snavely, 1987, p. 306-308). ; info.src : 1 pub lit

Development: Econ.com: produced 150 tons that averaged 19.5% mn; shipped to provo, utha, steel mill in 1952 (magill, 1952, p. 71). In 1953, a 45-ton test shipment was sent to the u.s. Bureau of mines in albany, oregon (data from USGS, mrds, 1990).

Ore(s): The Deposit Is Lens Shaped. Limestone, So Prevalent In Deposits Of The Area, Is Present Only In Small Quantities At The Skunk Creek No. 1 Deposit (Data From Usgs, Mrds, 1990). Manganese Deposits Of The Region Are Associated With Spilites (Park, 1942, P. 311-312) And Commonly Are Found With Reddish Pelagic Limestone Interbedded With The Basalt. Manganese Mineralization May Be Either Disseminated In Replacement Bodies Or Volcanogenic Exhalative/Diagenetic Bodies (Sorem And Gunn, 1967).

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


11 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Bementite
Formula: Mn7Si6O15(OH)8
Braunite
Formula: Mn2+Mn3+6(SiO4)O8
Description: an important ore mineral at the property
Calcite
Formula: CaCO3
Calcite var. Manganese-bearing Calcite
Formula: (Ca,Mn)CO3
'Chlorite Group'
'Garnet Group'
Formula: X3Z2(SiO4)3
Goethite
Formula: Fe3+O(OH)
Hematite
Formula: Fe2O3
Neotocite
Formula: (Mn,Fe)SiO3 · H2O (?)
Pyrite
Formula: FeS2
Pyrolusite
Formula: Mn4+O2
Quartz
Formula: SiO2
Rhodonite
Formula: CaMn3Mn[Si5O15]
Spessartine
Formula: Mn2+3Al2(SiO4)3

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
Goethite4.00.Fe3+O(OH)
Hematite4.CB.05Fe2O3
Quartz4.DA.05SiO2
Pyrolusite4.DB.05Mn4+O2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
var. Manganese-bearing Calcite5.AB.05(Ca,Mn)CO3
Group 9 - Silicates
Spessartine9.AD.25Mn2+3Al2(SiO4)3
Braunite9.AG.05Mn2+Mn3+6(SiO4)O8
Rhodonite9.DK.05CaMn3Mn[Si5O15]
Neotocite9.ED.20(Mn,Fe)SiO3 · H2O (?)
Bementite9.EE.05Mn7Si6O15(OH)8
Unclassified
'Chlorite Group'-
'Garnet Group'-X3Z2(SiO4)3

List of minerals for each chemical element

HHydrogen
H BementiteMn7Si6O15(OH)8
H GoethiteFe3+O(OH)
H Neotocite(Mn,Fe)SiO3 · H2O (?)
CCarbon
C CalciteCaCO3
C Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
OOxygen
O BementiteMn7Si6O15(OH)8
O BrauniteMn2+Mn63+(SiO4)O8
O CalciteCaCO3
O GoethiteFe3+O(OH)
O HematiteFe2O3
O Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
O Neotocite(Mn,Fe)SiO3 · H2O (?)
O PyrolusiteMn4+O2
O QuartzSiO2
O RhodoniteCaMn3Mn[Si5O15]
O SpessartineMn32+Al2(SiO4)3
O Garnet GroupX3Z2(SiO4)3
AlAluminium
Al SpessartineMn32+Al2(SiO4)3
SiSilicon
Si BementiteMn7Si6O15(OH)8
Si BrauniteMn2+Mn63+(SiO4)O8
Si Neotocite(Mn,Fe)SiO3 · H2O (?)
Si QuartzSiO2
Si RhodoniteCaMn3Mn[Si5O15]
Si SpessartineMn32+Al2(SiO4)3
Si Garnet GroupX3Z2(SiO4)3
SSulfur
S PyriteFeS2
CaCalcium
Ca CalciteCaCO3
Ca Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
Ca RhodoniteCaMn3Mn[Si5O15]
MnManganese
Mn BementiteMn7Si6O15(OH)8
Mn BrauniteMn2+Mn63+(SiO4)O8
Mn Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
Mn Neotocite(Mn,Fe)SiO3 · H2O (?)
Mn PyrolusiteMn4+O2
Mn RhodoniteCaMn3Mn[Si5O15]
Mn SpessartineMn32+Al2(SiO4)3
FeIron
Fe GoethiteFe3+O(OH)
Fe HematiteFe2O3
Fe Neotocite(Mn,Fe)SiO3 · H2O (?)
Fe PyriteFeS2

Other Databases

Link to USGS MRDS:10055916

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate
USA

This page 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. 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.

References

 
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