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Napa Co., California, USA
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Mineral List

Mineral list contains entries from the region specified including sub-localities
Acanthite
Alunogen
Ammonioalunite
Aragonite
'Aragotite'
Arsenopyrite
'Asbestos'
Baryte
Botryogen
Buddingtonite
Calcite
Calomel
Chalcocite
'Chert'
Chlorargyrite
'Chlorite Group'
Chromite
Chrysotile
Cinnabar
'Clay'
Copiapite
var: Knoxvillite
Copper
Coquimbite
Covellite
Crednerite
Cristobalite
Cuprite
'Deweylite'
Dolomite
Epsomite
Erythrite
Fibroferrite
Galena
'Garnet'
Gold
var: Electrum
Gypsum
Hematite
Hohmannite
Hydromagnesite
Idrialite
Jamesonite
Kalinite
Kaolinite
'K Feldspar
var: Adularia'

'Limonite'
Magnesiochromite
Magnesiocopiapite
Magnesite
'Manganese Oxides'
Marcasite
Melanophlogite
Melanterite
Mendozite
Mercury
Metacinnabar (TL)
Miargyrite
Millerite
Mirabilite
Montmorillonite
Montroydite
Morenosite
Muscovite
var: Sericite

'Napalite'
'Obsidian'
'Olivine'
Opal
var: Diatomite
var: Lemon Opal
var: Opaline
var: Prase Opal
var: Precious Opal
'Petrified Wood'
Prehnite
Proustite
'Psilomelane'
'Pumice'
'Pumpellyite'
Pyrargyrite
Pyrite
Pyrolusite
Quartz
var: Chalcedony
var: Jasper
var: Myrickite
var: Prase
'Redingtonite' (TL)
Rhodochrosite
Römerite
Rozenite
Saponite
Sénarmontite
'Serpentine Group'
Siderite
'Siliceous sinter'
Silver
Skutterudite
var: Smaltite

Stibnite
Sulphur
Tiemannite
Voltaite
Wollastonite


105 entries listed. 70 valid minerals. 1 type locality (valid mineral). 1 type locality (other).

Localities in this Region

USA
USA

The above list 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

Palmer, Lyman, L. (1881), History of Napa and Lake Counties, 291 pp., San Francisco, Slocum, Bowen and Co.

Goodyear, Watson Andrews (1890), Alameda, Colusa, Contra Costa, Lake, Marin, Mendocino, Napa, Yolo Counties: California Mining Bureau. Report 10: 91-95, 153-164, 165, 227-271, 299, 314, 322, 349-363, 793-794.

Fairbanks, Harold W. (1893a), Notes on the geology and mineralogy of portions of Tehama, Colusa, Lake, and Napa Counties: California Mining Bureau. Report 11: 54-75.

Bradley, W.W. (1916a), Colusa, Glenn, Lake, Marin, Napa, Solano, Sonoma, Yolo County: California Mining Bureau. Report 14: 175-370.

Boalich, E. S. (1921), Mendocino, Monterey, Mono, Napa, Solano, Stanislaus Counties: California Mining Bureau. Report 17: 144-161, 242-247, 253-255.

Averill, Charles V. (1929), Redding field division, Lassen and Modoc, Napa, Lake, Glenn, Mendocino Counties: California Journal of Mines and Geology, California Division Mines (Report 25): 25: 2-19, 213-242, 337-365, 418-426, 456-467.

Averitt, Paul (1945), Quicksilver deposits of the Knoxville district, Napa, Yolo, and Lake Counties, California: California Journal of Mines & Geology, California Division Mines (Report 42): 42: 65-90.

Dow, D.H. & T.P. Thayer (1946), Chromite deposits of the northern Coast Ranges of California: California Division Mines Bulletin 134, part 2, chapter 1.

Yates, Robert G. & Lowell S. Hilpert (1946), Quicksilver deposits of eastern Mayacmas district, Lake and Napa Counties, California: California Journal of Mines and Geology, California Division of Mines (Report 42): 42: 231-286.

Davis, Fenelon Francis (1948), Mines and mineral resources of Napa County, California: California Division Mines Report 44: 159-188.

Fix, A.A. & C.M. Swinney (1949), Quicksilver deposits of the Oakville district, Napa County, California: California Journal of Mines and Geology: 45: 31-46.

Weaver, C.E. (1949), Geology and Mineral Deposits of an Area North of San Francisco Bay, California: California Division of Mines Bulletin 149.

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 282.

Clark, 1993 - "Hey's Mineral Index, 3rd. edition."

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Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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