Lake Co., California, USA

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References

Keyes, Winfield Scott (1876), Borax Lake and Sulphur and quicksilver deposits near Clear Lake, California Engineering & Mining Journal: 22: 118.

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

Becker, George F. (1888b), Geology of the quicksilver deposits of the Pacific slope: USGS Monograph 13, atlas: 367.

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.

Watts, Wm. L. (1893), Alameda, Colusa, Del Norte, Fresno, Glenn, Humboldt, Marin, Mendocino, Merced, Placer, Sacramento, Santa Clara, San Joaquin, Sonoma, Stanislaus, Sutter, Kern, Lake, Contra Costa, Tehama, Tulare Counties California Mining Bureau. Report 11: 121-138, 179-199, 210-240, 249-258, 319-322, 334-336, 374-375, 394, 453-479, 485-492.

California State Mining Bureau (California Division of Mines and Geology): Register of mines and minerals with map (each county issued separately): Lake (1901).

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

Averill, Charles V. (1929), Redding field division, Lake County: California Journal of Mines and Geology, California Division Mines (Report 25): 25: 337-365.

Anderson, Charles A. (1936), Volcanic history of the Clear Lake area, California: Geological Society of America Bulletin: 47: 637.

Averitt, Paul (1945), Quicksilver deposits of the Knoxville district, Napa, Yolo, and Lake Counties, California: California Journal of Mines & Geology, California Division Mines (Report 41): 41(2): 65-90.

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.

Averill, Charles V. (1947a), Mines and mineral resources of Lake County: California Journal of Mines and Geology, California Division Mines (Report 43): 43(1): 15-40.

Nichols, J.B. (1948) Minerals of Lake County, California. Mineralogist: 16: 171-177., 190-195.

Brice, J.C. (1953), Geology of Lower Lake quadrangle, California: California Division Mines Bulletin 166.

Simoons, F.J. (1954), Nineteenth century mines and mineral spring resorts of Lake County, California: California Journal of Mines and Geology: 50: 295-319.

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geol. Bulletin 189: 282, 373.

McNitt, J.R (1968) Geology of the Kelseyville quadrangle, Sonoma, Lake and Mendocino counties, California. California Division of Mines and Geology Map Sheet 9.

Mineral List

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

Alum-(K) Alunite Ammoniojarosite ? Anatase Ankerite Anorthite Aragonite 'Asbestos' Azurite Baryte 'Bitumen' Borax Bornite Buddingtonite (TL) Calcite Chalcocite Chalcopyrite Chromite Chrysotile Cinnabar 'Clay' Copiapite Copper Coquimbite Cordierite

Cristobalite Diopside var: Violane Dolomite Epsomite Fluorite 'Garnet' Gaylussite Glauberite Glaucophane Goethite Gold Gypsum Halite Hematite Idrialite Illite Jamesonite Jarosite Kalinite Kaolinite Limonite Magnesiochromite 'Magnesioriebeckite-Riebeckite Series var: Crocidolite' Magnesite Malachite

Marcasite Melanterite Mercury Metacinnabar Metastibnite Millerite Montmorillonite Montroydite Natron Neotocite Northupite 'Obsidian' 'Olivine' Opal var: Diatomite var: Opal-AN Orpiment Pectolite Pirssonite 'Psilomelane' 'Pumice' Pyrite Pyrolusite Quartz var: Amethyst

Quartz var: Chalcedony var: Chert var: Clear Lake Diamonds var: Lake County Diamonds Realgar Rosickýite Sassolite Schuetteite 'Serpentine Group' Siderite Stibnite Sulphur Teepleite Thermonatrite Tiemannite Tincalconite Tridymite Trona Tschermigite Tychite Ulexite Uvarovite Wollastonite

101 entries listed. 79 valid minerals. 1 type locality (valid mineral). 1 erroneous literature entry.

Localities in this Region

USA California Lake Co. Bartlett Springs Smaker property Unnamed stone occurrence (8) Bradford Mine (Bradford Quicksilver Mine) Cabbage Patch Cabbage Head occurrence (Root Ridge claim; Cabbago Send) Hull Mountain Lodge Long Shot claim Unnamed Cr occurrence Emmet Jones Enterprise Black Rock Eel River Unknown Cr occurrence (8) Unnamed Cr occurrence (12) Unnamed Hg occurrence (11) Glenbrook Coleman prospect Unknown stone quarry (6) Unnamed gravel pit (1) Unspecified Wollastonite occurrence Glenview Bottle Rock Quarry S-Bar-S Quarry S-Bar-S Ranch Diamond [Diatomite ?] occurrence S-Bar-S Ranch Diatomite occurrence Schaffer prospect Schaffer Quarry Unknown stone quarry (4) Unknown stone quarry (5) Unnamed Cr occurrence (13) Unnamed stone occurrence (9) Unnamed stone quarry (1) Young Adams prospect Hiddden Valley Lake Geyser Rock occurrence Hidden Valley Lake Bell deposit Betwixt occurrence Big Canyon (Big Canyon Creek) Black Powder claim Ebenhauser prospect Herman prospect (Smythe prospect) Jerusalem Valley Unnamed Mineral Pigments occurrence (1) Ora Hans prospect Unnamed Fe-Mn occurrence (1) Unnamed Hg occurrence (18) Highland Springs (Highland) Overlook claim Unnamed Hg occurrence (10) Unnamed stone quarry (2) Unnamed stone quarry (3) Woods property Hough Springs Bartels Brothers deposit Unnamed Cr occurrence (16) Howard Springs Western Group of Lake County Copsey claims (Manzanita; Uncle Josh claims; Mint; Coppey claim) Hullville Kelseyville Auschwitz property Baxter Mine Baxter prospect (G. L. Hildebrand) Immel property Konocti Bay Konocti Mine Lucitta Mine T-B-M prospect (T.B.M. prospect) Unnamed Fluorite occurrence Unnamed stone occurrence (10) Knoxville District Knoxville area Northern Light prospect Red Elephant Mine Unnamed Cr prospects (2) Unnamed Cr prospects (5) Unnamed Hg occurrence (1) Unnamed Hg occurrence (2) Lake Pillsbury Bull Mountain lode Cartwright Manganese prospect Gravelly Valley Mine (Toy Young) Lakeport Unnamed Crocidolite occurrence (1) Laurel Dell Phillips Ranch Phillips Mine (Grand View Mine; White Rock Mine) Little Indian Valley Unnamed Cu occurrence (1) Lower Lake Gem Stone prospect Hitchcock Brothers Cinders Roundtop Mountain Quarry Mayacmas Mts (Mayacamas Mts) East Mayacmas District Aetna Springs area Enterprise Engineering Company Placer Mine Caldwell Pines Brown prospect Elliott prospect (Elliot prospect) Gunn claim Little Falls deposit Old Dough claim Castle Rock Springs Bacon Consolidated Mine (Barnum Mine) Big Chief Mine Big Injun Mine Chicago Mine (St. Louis Mine; Ural Mine; Pittsburg Mine) Hays Mine Helen Mine (Helen Mine group; Dead Broke Mine; American Mine) Jewess Mine (Franklin Mine) Mead prospect Research Mine Reynolds occurrence Spring Hill Thorne Mine (Bear Canyon) Unnamed Cu occurrence (2) Unnamed Hg occurrence (9) Unnamed Limestone occurrence (1) Wall Street Mine (Cincinnati Mine; Nevada Mine) Cobb Anderson Springs Mine Black Point claim Cobb Mountain Oyster Rock Gordon Springs deposits Herrick prospect Kims Yard II (Anderson Springs pit) Seigler Springs Popp and Nichelini claim Seigler Springs stone occurrence Unnamed Hg occurrence (2) Unnamed Cr occurrence (6) Whispering Pines prospect Wispering Pines occurrence Detert Reservoir Butler claims Glad I Found It claim Hardister Mine (Rich Hill Mine; McGuire Peak Mine; Hardester Mine; Bucksnorter Mine) Magnola Mine Mastick Ranch deposits Pies and Jacobsen property Rattlesnake deposit Unknown Cr occurrence (9) Unnamed Hg occurrence (6)

USA California Lake Co. Mayacmas Mts (Mayacamas Mts) East Mayacmas District Detert Reservoir Unnamed Hg occurrence (7) Howard Springs Copany and Jones prospect Copsey and Jones prospect Liberty Strike occurrence Perini Hill Clear Lake Gem Mining Company Stahl property Unnamed Asbestos prospect (1) Unnamed Asbestos prospect (2) Unnamed Cr occurrence (11) Unnamed Gemstone occurrence (1) Unnamed Hg occurrence (14) Unnamed Sn occurrence (1) White Elephant Mine (Eagle Bird Mine; King of All Mine; Trejon Mine; Cinnabar Queen Mine) Lakeport area Summit prospect Middletown Black Ranch Bullion Mine Copper Prince Mine Downey Estate prospect Dry Creek Unnamed Mn occurrence Unnamed Wollastonite occurrence Dunkin Lode Mine East of Middletown Unnamed Cr occurrence (3) Great Western-Mirabel group Great Western Mine (Laguna Western; Black Bart Mine; Tucker lease) Harp and Sons Ranch deposits Holmstatt deposit (Holmstedt deposit) Hughes-Bradbury Mine Joyce Mine Juanita occurrence Kangaroo Court Mine Langtry Ranch Maypole occurrence Midway Mine (Wilkinson Brothers Mine) Mirabel Mine (Standard Mine; Bradford shaft; Great Eastern shaft) North of Middletown Northeast of Middletown Otto-Bullion Mine (Otto Mine) Placer Realty Corporation property Roadcut on highway to Lower Lake Smythe Manganese prospect South of Middletown Sutro Mine Unknown Hg mine (5) Von Glahn prospects (Henry Von claim) VSTO-Bullion Mine Morgan Valley Lucky Strike Mine North Lakeport Konocti pit and mill Poe occurrence Rainbow Ledge prospect Parramore Springs Summit Springs occurrence Unknown Cr occurrence (7) Unnamed Asbestos occurrence (4) Unnamed Hg occurrence (17) Pioneer Mine Riviera Estates Snaker property Rose Place Unnamed Asbestos occurrence (3) Soda Bay Unnamed stone occurrence (7) Sulphur Creek District (Sulfur Creek District; Wilbur Springs District) Clear Lake Borax Lake Mine (Lake Hachinhama; Little Borax Lake; Clear Lake) Christianson tract Cinder Products Company Clear Lake Highlands area Manke Ranch Coleman Pumice Mott Place Ranch stone occurrence Red Rock Quarry Unnamed Clay occurrence (1) Unnamed Cr occurrence (10) Clear Lake Oaks Arroyo Lobo claim Borax Lake (Big Borax Lake) Canary Hill deposit Clear Lake Quarry (Clearlake Oaks Quarry) Dow property Dow prospect H and G prospect (M and G claim) Herndon Manganese No. 1 prospect Red Lava Products Quarry (Red Lava Products of Califormia) Sulphur Bank Mine (Sulfur Bank Mine; Sulphur Bank deposits) Unnamed Chromite occurrence (1) Unnamed Cr occurrence (4) Wolf Creek and North Fork Cache Creek divide Disturnell Mine Indian Valley Reservoir Bear Valley Sulphur Springs La Bree claim (Manganese No. 2 claim) Marodon Maganese No. 1 Unknown Mn occurrence (1) Unnamed Hg occurrence (4) Unnamed Hg occurrence (8) Yolo Iron & Steel Company lease prospect Lower Lake Baker Mine Marylyne prospect Myers prospect (Red Bay prospect) Red Devil claim Red pit Red Rock & Silver Rock claims Seigler Canyon Creek Unnamed Tridymite occurrence (1) Shamrock prospect Unnamed Cr occurrence (15) Unnamed Hg occurrence (12) Unnamed Hg occurrence (15) Unnamed Hg occurrence (16) Unnamed Mn occurrence (2) Weiper Mine Nice Buckeye occurrence (Red Bud) Rose Ranch prospect Unnamed Al prospect (1) Utopia Mine Wilbur Springs area Abbott Mine (Abbott Quicksilver Mine) Rocky Creek/Cache Creek Wilderness Study Area Unnamed Ca occurrence (MRDS - 10115359) Unnamed Cr occurrence (14) Turkey Run Mine Unnamed Hg occurrence (3) Upper Lake Horse Mountain Southwest slope of Horse Mountain Lake County Quarry (1) Lake County Quarry (2) Unknown Au-Ag occurrence (1) Vann Vann Ranch prospect (Van Ranch Middle Creek; Black Rock; Grizzly Canyon prospect) Witter Springs Robinson Ranch Quarry Witter Springs prospect (Witter Springs deposit)