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Maloney Quarries, Grotto, King County, Washington, USAi
Regional Level Types
Maloney QuarriesGroup of Quarries
Grotto- not defined -
King CountyCounty (Historical)
WashingtonState
USACountry

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PhotosMapsSearchMineralogy
06909070017271980259970.jpg
Flooded Pit

Maloney Quarries, Grotto, King County, Washington, USA
00731390017271980339429.jpg
Top of Tramway

Maloney Quarries, Grotto, King County, Washington, USA
07236580017889033623736.jpg
Marble No. 1 Quarry

Maloney Quarries, Grotto, King County, Washington, USA
00130250017272042854466.jpg
Flooded Pit

Maloney Quarries, Grotto, King County, Washington, USA
08462040017887569739199.jpg
Top of Tramway

Maloney Quarries, Grotto, King County, Washington, USA
00231370017889031572886.jpg
Marble No. 1 Quarry

Maloney Quarries, Grotto, King County, Washington, USA
06909070017271980259970.jpg
Flooded Pit

Maloney Quarries, Grotto, King County, Washington, USA
00731390017271980339429.jpg
Top of Tramway

Maloney Quarries, Grotto, King County, Washington, USA
Latitude & Longitude (WGS84):
47° 43' 57'' North , 121° 27' 51'' West
Latitude & Longitude (decimal):
47.73250,-121.46420
GRN:
N32W60
Type:
Group of Quarries
Köppen climate type:
Csb : Warm-summer Mediterranean climate
Nearest Settlements:
PlacePopulationDistance
Baring220 (2011)4.8km
Skykomish207 (2017)8.2km
Index194 (2017)11.9km
May Creek818 (2011)20.3km
Gold Bar2,112 (2017)22.2km
Mindat Locality ID:
15308
Long-form identifier:
mindat:1:2:15308:6
GUID (UUID V4):
0
Other/historical names associated with this locality:
Marble Quarry; Maloney Quarry; Maloney Mountain Quarry; Palmer Mountain Quarries; Lowe Creek Quarries


On Lowe Creek near Grotto were a series of limestone quarries. The pits exposed several skarn zones containing occasional euhedral garnets.

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


8 valid minerals.

Rock Types Recorded


Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ 'Amphibole Supergroup'
Formula: AB2C5(T8O22)W2
References:
Aidan Cerenzie CollectionIdentified by Aidan Cerenzie: Visual Identification
ⓘ Andradite
Formula: Ca3Fe3+2(SiO4)3
Habit: diploidial crystals to 5/8" in diameter
Colour: Yellow, Lime Green, Olive Green, Red
ⓘ Calcite
Formula: CaCO3
References:
Aidan Cerenzie CollectionIdentified by Aidan Cerenzie: Visual Identification
ⓘ Chalcopyrite
Formula: CuFeS2
References:
Aidan Cerenzie CollectionIdentified by Aidan Cerenzie: Visual Identification
ⓘ Diopside
Formula: CaMgSi2O6
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
ⓘ Malachite
Formula: Cu2(CO3)(OH)2
ⓘ Pyrite
Formula: FeS2
ⓘ Quartz
Formula: SiO2
References:
Aidan Cerenzie CollectionIdentified by Aidan Cerenzie: Visual Identification

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘPyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
ⓘQuartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘMalachite5.BA.10Cu2(CO3)(OH)2
Group 9 - Silicates
ⓘAndradite9.AD.25Ca3Fe3+2(SiO4)3
ⓘDiopside9.DA.15CaMgSi2O6
Unclassified
ⓘ'Amphibole Supergroup'-AB2C5(T8O22)W2

List of minerals for each chemical element

HHydrogen
Hⓘ MalachiteCu2(CO3)(OH)2
CCarbon
Cⓘ CalciteCaCO3
Cⓘ MalachiteCu2(CO3)(OH)2
OOxygen
Oⓘ Amphibole SupergroupAB2C5(T8O22)W2
Oⓘ AndraditeCa3Fe23+(SiO4)3
Oⓘ CalciteCaCO3
Oⓘ DiopsideCaMgSi2O6
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ MalachiteCu2(CO3)(OH)2
Oⓘ QuartzSiO2
MgMagnesium
Mgⓘ DiopsideCaMgSi2O6
SiSilicon
Siⓘ AndraditeCa3Fe23+(SiO4)3
Siⓘ DiopsideCaMgSi2O6
Siⓘ QuartzSiO2
SSulfur
Sⓘ ChalcopyriteCuFeS2
Sⓘ PyriteFeS2
CaCalcium
Caⓘ AndraditeCa3Fe23+(SiO4)3
Caⓘ CalciteCaCO3
Caⓘ DiopsideCaMgSi2O6
FeIron
Feⓘ AndraditeCa3Fe23+(SiO4)3
Feⓘ ChalcopyriteCuFeS2
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ PyriteFeS2
CuCopper
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ MalachiteCu2(CO3)(OH)2

Other Databases

Link to USGS MRDS:10277522

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate

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

Cannon, Bart (1975) Minerals of Washington. Cordilleran. 184 pp.p.44
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