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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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PhotosMapsSearch
06909070017271980259970.jpg
Flooded Pit

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

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
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
GeoHash:
G#: c23xs12mz
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


5 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:

ⓘ Andradite
Formula: Ca3Fe3+2(SiO4)3
Habit: diploidial crystals to 5/8" in diameter
Colour: Yellow, Lime Green, Olive Green, Red
ⓘ Diopside
Formula: CaMgSi2O6
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
ⓘ Malachite
Formula: Cu2(CO3)(OH)2
ⓘ Pyrite
Formula: FeS2

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘPyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
Group 5 - Nitrates and Carbonates
ⓘMalachite5.BA.10Cu2(CO3)(OH)2
Group 9 - Silicates
ⓘAndradite9.AD.25Ca3Fe3+2(SiO4)3
ⓘDiopside9.DA.15CaMgSi2O6

List of minerals for each chemical element

HHydrogen
Hⓘ MalachiteCu2(CO3)(OH)2
CCarbon
Cⓘ MalachiteCu2(CO3)(OH)2
OOxygen
Oⓘ AndraditeCa3Fe23+(SiO4)3
Oⓘ DiopsideCaMgSi2O6
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ MalachiteCu2(CO3)(OH)2
MgMagnesium
Mgⓘ DiopsideCaMgSi2O6
SiSilicon
Siⓘ AndraditeCa3Fe23+(SiO4)3
Siⓘ DiopsideCaMgSi2O6
SSulfur
Sⓘ PyriteFeS2
CaCalcium
Caⓘ AndraditeCa3Fe23+(SiO4)3
Caⓘ DiopsideCaMgSi2O6
FeIron
Feⓘ AndraditeCa3Fe23+(SiO4)3
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ PyriteFeS2
CuCopper
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, Mercer Island, WA.p.44
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