Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by mindat.org



The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.


Locality Name:
Agoura Hills, Santa Monica Mts, Los Angeles Co., California, USA

Oldest recorded age at locality: 16
Youngest recorded age at locality: 13

mindat Locality ID: 211199
mindat URL: http://www.mindat.org/loc-211199.html

Tectonic Settings:

Total number of sublocalities beneath "Agoura Hills, Santa Monica Mts, Los Angeles Co., California, USA": 20
Total number of bottom-level sublocalities: 19

Number of Child Localities: 19
Child Localities:
Archstone
Canwood Mall Excavation Dump
Canwood St Construction Site 2014
Canwood Street Site
Chumash Park
Cornell Road
Cornell Road - Cornell Drive Junction Area
Kanan Quarry Ridge
Kanan Road (Ferrierite Locality)
Kanan Road Quarry
Kanan Road Roadcut #1 North Side
Kanan Road Roadcut #1 South Side
Kanan Road Roadcut #2
Ladyface 1
Ladyface 2
Ladyface 3
Lewis Road
Lobo Canyon
Reyes Adobe Road And Route 101 Intersection Area

Latitude: 34°8'6"N
Longitude: 118°46'7"W
Decimal Degree (lat, lon): 34.135,-118.76861111111
AThis mineral is Anthropogenic.
GThis mineral is directly dated.
BThis mineral is reported as having this age.
YThis mineral is using an age reported as an element mineralization period.
OThis mineral is using an age calculated from all data at the locality.
RThe age displayed for this mineral originates from a different, non-child locality.
PThe age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
This mineral's age has not yet been recorded.

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Al Ba C Ca F Fe H K Mg Na O P S Si Ti Zn 

Elements from minerals reported directly at this locality: Al H K O Si 

Structural Groups for minerals in this locality: 
AluniteAmorphousAnalcimeApatiteAragoniteBaryteCalciteClayCorundumCristobalite
DiasporeFeldsparFerrieriteGypsumHarmotomeHeulanditeKaoliniteMarcasiteMicaMordenite
NatroliteNoneNot in a structural groupPseudobrookitePyriteQuartzSmectite-vermiculiteSphaleriteSulphurTridymite

34 IMA Minerals at location:
Albite  (*)Analcime  (*)Aragonite  (*)Baryte  (*)Calcite  (*)
Celadonite  (*)Clinoptilolite-K  (*)Cristobalite  (*)Dolomite  (*)Ferrierite-K  (*)
Ferrierite-Mg  (*)Fluorapatite  (*)Goethite  (*)Gypsum  (*)Hematite  (*)
Hisingerite  (*)Jarosite  (*)Marcasite  (*)Melanophlogite  (*)Mogánite  (*)
Mordenite  (*)Natrolite  (*)Nontronite  (*)Offretite  (*)Opal  (*)
Phillipsite-Na  (*)Pseudobrookite  (*)Pyrite  (*)Quartz  (*)Saponite  (*)
Siderite  (*)Sphalerite  (*)Sulphur  (*)Tridymite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Albite  (*)FeldsparNa(AlSi3O8)11617038803
Analcime  (*)AnalcimeNa(AlSi2O6)·H2O2161702,1617031627
Aragonite  (*)AragoniteCa(CO3)2161702,1617033250
Baryte  (*)BaryteBa(SO4)2161708,16170911547
Calcite  (*)CalciteCa(CO3)11161701,161702,161703,161705,161708,161709,161710,161711,161713,161715,16171827770
Celadonite  (*)Mica ClayKMgFe3+Si4O10(OH)21161703309
Clinoptilolite-K  (*)HeulanditeK6(Si30Al6)O72·20H2O1613013
Cristobalite  (*)CristobaliteSiO24161704,161714,161717,161718453
Dolomite  (*)NoneCaMg(CO3)24161702,161706,161709,1617179895
Ferrierite-K  (*)Ferrierite(K,Na)5(Si31Al5)O72·18H2O6161702,161703,161708,161709,161710,1617119
Ferrierite-Mg  (*)Ferrierite[Mg2(K,Na)2Ca0.5](Si29Al7)O72·18H2O116170934
Fluorapatite  (*)ApatiteCa5(PO4)3F11617022740
Goethite  (*)DiasporeFeO(OH)16135161699,161703,161704,161708,1617187437
Gypsum  (*)GypsumCa(SO4)·2H2O11617036890
Hematite  (*)CorundumFe2O32161703,16171714640
Hisingerite  (*)Kaolinite ClayFe2Si2O5(OH)4·2H2O1161703144
Jarosite  (*)AluniteKFe3+3(SO4)2(OH)616132161699,1617032228
Marcasite  (*)MarcasiteFeS216134161699,161702,161710,1617145674
Melanophlogite  (*)NoneC2H17O5·Si46O927161707,161709,161713,161714,161715,161716,16171738
Mogánite  (*)NoneSiO2·nH2O116170543
Mordenite  (*)Mordenite(Na2,Ca,K2)4(Al8Si40)O96·28H2O4161701,161702,161703,161704405
Natrolite  (*)NatroliteNa2(Si3Al2)O10·2H2O11617081236
Nontronite  (*)Clay Smectite-vermiculiteNa0.3Fe3+2(Si,Al)4O10(OH)2·nH2O1161703471
Offretite  (*)Not in a structural groupKCaMg(Si13Al5)O36·15H2O1161703146
Opal  (*)AmorphousSiO2·nH2O16132161699,1617022994
Phillipsite-Na  (*)HarmotomeNa6(Si10Al6)O32·12H2O116170327
Pseudobrookite  (*)Pseudobrookite(Fe3+2Ti)O51161717164
Pyrite  (*)PyriteFeS26161701,161702,161703,161708,161710,16171139462
Quartz  (*)QuartzSiO2161316161699,161700,161701,161702,161703,161705,161707,161708,161709,161710,161711,161713,161714,161715,161716,16171761156
Saponite  (*)Clay Smectite-vermiculite(Ca,Na)0.3(Mg,Fe)3(Si,Al)4O10(OH)2·4H2O1161703301
Siderite  (*)CalciteFe(CO3)11617036417
Sphalerite  (*)SphaleriteZnS4161701,161702,161703,16170821482
Sulphur  (*)SulphurS161311616992045
Tridymite  (*)TridymiteSiO21161704458


1 Ages assigned to this locality:

Excel IDMax Age (Ma)Min Age (Ma)Age as listed in referenceDating MethodAge InterpretPrioritized?Sample SourceSample NumRun NumAge from other LocalityDated MineralMinerals explicitely stated as having this ageAge applies to these ElementsMinDat Locality IDDated Locality (Max Age)Location as listed in referenceReferenceReference DOIReference IDAge Notes
NAVDAT-7123161314+2/-1   7123    263811Melanophlogite Outcrop, Archstone, Agoura Hills, Santa Monica Mts, Los Angeles Co., California, USA NAVDAT NAVDAT 

All locality data graciously provided by mindat.org

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