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Unnamed Garnet occurrence [1], Goat Mountain, Coast Ranges, Colusa County, California, USAi
Regional Level Types
Unnamed Garnet occurrence [1]Occurrence
Goat MountainMountain
Coast Ranges- not defined -
Colusa CountyCounty
CaliforniaState
USACountry

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Latitude & Longitude (WGS84):
39° North , 122° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~1km
GRN:
N27W68
Type:
Occurrence
Köppen climate type:
Csb : Warm-summer Mediterranean climate
Mindat Locality ID:
216190
Long-form identifier:
mindat:1:2:216190:0
GUID (UUID V4):
0


A garnet occurrence located in the Goat Mountain area (SW¼ of the Stonyford quadrangle), on/near the Lake County line.

Mineralization is hosted in metamorphic rocks.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


2 valid minerals.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 9 - Silicates
ⓘAlmandine9.AD.25Fe2+3Al2(SiO4)3
ⓘLawsonite9.BE.05CaAl2(Si2O7)(OH)2 · H2O
Unclassified
ⓘ'Pumpellyite Subgroup'-Ca2XAl2[Si2O6(OH)][SiO4](OH)2A

List of minerals for each chemical element

HHydrogen
Hⓘ LawsoniteCaAl2(Si2O7)(OH)2 · H2O
Hⓘ Pumpellyite SubgroupCa2XAl2[Si2O6(OH)][SiO4](OH)2A
OOxygen
Oⓘ AlmandineFe32+Al2(SiO4)3
Oⓘ LawsoniteCaAl2(Si2O7)(OH)2 · H2O
Oⓘ Pumpellyite SubgroupCa2XAl2[Si2O6(OH)][SiO4](OH)2A
AlAluminium
Alⓘ AlmandineFe32+Al2(SiO4)3
Alⓘ LawsoniteCaAl2(Si2O7)(OH)2 · H2O
Alⓘ Pumpellyite SubgroupCa2XAl2[Si2O6(OH)][SiO4](OH)2A
SiSilicon
Siⓘ AlmandineFe32+Al2(SiO4)3
Siⓘ LawsoniteCaAl2(Si2O7)(OH)2 · H2O
Siⓘ Pumpellyite SubgroupCa2XAl2[Si2O6(OH)][SiO4](OH)2A
CaCalcium
Caⓘ LawsoniteCaAl2(Si2O7)(OH)2 · H2O
Caⓘ Pumpellyite SubgroupCa2XAl2[Si2O6(OH)][SiO4](OH)2A
FeIron
Feⓘ AlmandineFe32+Al2(SiO4)3

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

Onucki, H. and Ernst, W.G. (1969) Coexisting sodic amphiboles and sodic pyroxenes from blueschist facies metamorphic rocks. Mineralogical Association of America Special Paper 2: 3
Ernst, W. G., Seki, Y., Onuki, H., Gilbert, M. C. (1970) GSA Memoir (124), Comparative Study of Low-Grade Metamorphism in the California Coast Ranges and the Outer Metamorphic Belt of Japan. Geological Society of America p.1-276. doi:10.1130/mem124-p1pages 124-125, 165, 171
Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.
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