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Skaggs Springs, Warm Springs Dam, Coast Range, Sonoma County, California, USAi
Regional Level Types
Skaggs SpringsGroup of Springs
Warm Springs DamDam
Coast RangeMountain Range
Sonoma CountyCounty
CaliforniaState
USACountry

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Latitude & Longitude (WGS84):
38° 41' 35'' North , 123° 1' 36'' West
Latitude & Longitude (decimal):
38.69306,-123.02667
GeoHash:
G#: 9qbs07yeq
GRN:
N26W70
Type:
Group of Springs
KΓΆppen climate type:
Csb : Warm-summer Mediterranean climate
Nearest Settlements:
PlacePopulationDistance
Geyserville862 (2011)10.9km
Cloverdale8,811 (2017)12.5km
Healdsburg11,742 (2017)16.5km
Cazadero354 (2011)18.5km
Guerneville4,534 (2011)21.4km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Santa Rosa Mineral And Gem Society, Inc.Santa Rosa, California39km
Mindat Locality ID:
219083
Long-form identifier:
mindat:1:2:219083:2
GUID (UUID V4):
a225e43f-bbfa-435f-8807-756cf0c5df5b


A former populated place now submerged in an arm of Lake Sonoma and located 3.2 km (2.0 miles) SSW of Warm Springs Dam, which formed the lake/reservoir.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

Mineral list contains entries from the region specified including sub-localities

10 valid minerals.

Detailed Mineral List:

β“˜ Cinnabar
Formula: HgS
Description: Rare.
β“˜ Cristobalite
Formula: SiO2
Description: Occurs as veinlets and interstices.
β“˜ Glaucophane
Formula: ◻[Na2][Mg3Al2]Si8O22(OH)2
Description: Occurs as glaucophane schist.
β“˜ Idrialite
Formula: C22H14
β“˜ Metacinnabar
Formula: HgS
Description: Abundant as small, equant, imperfect crystals in sandstone. Principal ore mineral.
β“˜ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Description: An alteration product of the original silicates.
β“˜ Muscovite var. Illite
Formula: K0.65Al2.0[Al0.65Si3.35O10](OH)2
Description: An alteration product of the original silicates.
β“˜ 'Napalite'
Formula: C3H4
β“˜ Opal
Formula: SiO2 · nH2O
β“˜ Orpiment
Formula: As2S3
β“˜ 'Pumpellyite Subgroup'
Formula: Ca2XAl2[Si2O6(OH)][SiO4](OH)2A
Habit: Fibrous
Colour: Brown
Description: Occurs in tufts of fibers or radiating aggregates in glaucophane schist.
β“˜ Realgar
Formula: As4S4
β“˜ Siderite
Formula: FeCO3

Gallery:

C22H14β“˜ Idrialite

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
β“˜Metacinnabar2.CB.05aHgS
β“˜Cinnabar2.CD.15aHgS
β“˜Realgar2.FA.15aAs4S4
β“˜Orpiment2.FA.30As2S3
Group 4 - Oxides and Hydroxides
β“˜Opal4.DA.10SiO2 Β· nH2O
β“˜Cristobalite4.DA.15SiO2
Group 5 - Nitrates and Carbonates
β“˜Siderite5.AB.05FeCO3
Group 9 - Silicates
β“˜Glaucophane9.DE.25β—»[Na2][Mg3Al2]Si8O22(OH)2
β“˜Muscovite
var. Illite		9.EC.15K0.65Al2.0[Al0.65Si3.35O10](OH)2
β“˜9.EC.15KAl2(AlSi3O10)(OH)2
Group 10 - Organic Compounds
β“˜Idrialite10.BA.20C22H14
Unclassified
β“˜'Pumpellyite Subgroup'-Ca2XAl2[Si2O6(OH)][SiO4](OH)2A
β“˜'Napalite'-C3H4

List of minerals for each chemical element

HHydrogen
Hβ“˜ Glaucophane◻[Na2][Mg3Al2]Si8O22(OH)2
Hβ“˜ IdrialiteC22H14
Hβ“˜ Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
Hβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Hβ“˜ OpalSiO2 · nH2O
Hβ“˜ Pumpellyite SubgroupCa2XAl2[Si2O6(OH)][SiO4](OH)2A
Hβ“˜ NapaliteC3H4
CCarbon
Cβ“˜ IdrialiteC22H14
Cβ“˜ SideriteFeCO3
Cβ“˜ NapaliteC3H4
OOxygen
Oβ“˜ CristobaliteSiO2
Oβ“˜ Glaucophane◻[Na2][Mg3Al2]Si8O22(OH)2
Oβ“˜ Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
Oβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Oβ“˜ OpalSiO2 · nH2O
Oβ“˜ Pumpellyite SubgroupCa2XAl2[Si2O6(OH)][SiO4](OH)2A
Oβ“˜ SideriteFeCO3
NaSodium
Naβ“˜ Glaucophane◻[Na2][Mg3Al2]Si8O22(OH)2
MgMagnesium
Mgβ“˜ Glaucophane◻[Na2][Mg3Al2]Si8O22(OH)2
AlAluminium
Alβ“˜ Glaucophane◻[Na2][Mg3Al2]Si8O22(OH)2
Alβ“˜ Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
Alβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Alβ“˜ Pumpellyite SubgroupCa2XAl2[Si2O6(OH)][SiO4](OH)2A
SiSilicon
Siβ“˜ CristobaliteSiO2
Siβ“˜ Glaucophane◻[Na2][Mg3Al2]Si8O22(OH)2
Siβ“˜ Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
Siβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
Siβ“˜ OpalSiO2 · nH2O
Siβ“˜ Pumpellyite SubgroupCa2XAl2[Si2O6(OH)][SiO4](OH)2A
SSulfur
Sβ“˜ CinnabarHgS
Sβ“˜ MetacinnabarHgS
Sβ“˜ OrpimentAs2S3
Sβ“˜ RealgarAs4S4
KPotassium
Kβ“˜ Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
Kβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Caβ“˜ Pumpellyite SubgroupCa2XAl2[Si2O6(OH)][SiO4](OH)2A
FeIron
Feβ“˜ SideriteFeCO3
AsArsenic
Asβ“˜ OrpimentAs2S3
Asβ“˜ RealgarAs4S4
HgMercury
Hgβ“˜ CinnabarHgS
Hgβ“˜ MetacinnabarHgS

Localities in this Region

USA

Other Regions, Features and Areas containing this locality

North America
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.
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