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Clear Creek claim (Clear Creek Mine), Picacho Peak, New Idria District, Diablo Range, San Benito Co., California, USA

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Latitude & Longitude (WGS84): 36° 23' 3'' North , 120° 44' 12'' West
Latitude & Longitude (decimal): 36.38417,-120.73667


A former Hg mine located 6.1 km (3.8 miles) NW of Picacho Peak and 6.7 km (4.1 miles) WSW of Idria.

Eleven previously unknown mercury minerals have been found at the site.


Mineral List


49 valid minerals. 11 (TL) - type locality of valid minerals.

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Late Jurassic - Middle Jurassic
145 - 174.1 Ma
Ultramafic rocks, chiefly Mesozoic, unit 3 (Coast Ranges and Western Klamath Mountains)

Age: Jurassic (145 - 174.1 Ma)

Stratigraphic Name: Josephine Peridotite

Description: Ultramafic rocks, mostly serpentine. Minor peridotite, gabbro, and diabase. Chiefly Mesozoic unit 3

Comments: Coast Range ophiolite, Josephine ophiolite. Ultramafic rocks in Middle to Late Jurassic ophiolites of Coast Ranges and westernmost Klamath Mts.

Lithology: Major:{serpentinite}, Minor:{peridotite}

Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052. [133]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License



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

Murdoch, J., Webb, R.W. (1966) Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 119, 173, 273 (locale described, not named).

Pemberton, H.E. (1983) Minerals of California; Van Nostrand Reinholt Press: 181, 197 (locale described, not named).

Roberts, A.C., Bonardi, M., Erd, R.C., Criddle, A.J., Stanley, C.J., Cressey, G., Angel, R.J., Laflamme, J.H.G. (1990) Edgarbaileyite the first known silicate of mercury, from California and Texas. The Mineralogical Record: 21: 215-220.

Roberts, A.C., Ercit, T.S., Erd, R.C., Oscarson, R.L. (1990) Szymańskiite, Hg1+16(Ni,Mg)6(CO3)12(OH)12(H3O)1+8·3H2O, a new mineral species from the Clear Creek claim, San Benito Co., California. Canadian Mineralogist: 28: 703-707.

Szymański, J.T., Roberts, A.C. (1990) The crystal structure of szymańskiite, a partly disordered (Hg-Hg)2+, (Ni,Mg)2+ hydronium-carbonate-hydroxide-hydrate. Canadian Mineralogist: 28: 709-718.

Roberts, A.C., Bonardi, M., Erd, R.C., Criddle, A.J., Le Page, Y. (1991) Wattersite Hg+14Hg+2Cr+6O6 a new mineral from the Clear Creek claim San Benito County, California. The Mineralogical Record: 22: 269-272.

Roberts, A.C., Szymanski, J.T., Erd, R.C., Criddle, A.J., Bonardi, M. (1993) Deanesmithite, Hg1+2Hg2+3Cr6+O5S2, a new mineral species from the Clear Creek Claim, San Benito County, California. The Canadian Mineralogist: 31: 787-793.

Erd, R.C., Roberts, A.C., Bonardi, M., Criddle, A.J., Gabe, E.J., Le Page, Y. (1993) Edoylerite Hg2+3Cr6+O4S2 a new mineral from the Clear Creek claim San Benito County, California. The Mineralogical Record: 24: 471-475.

Roberts, A.C., Ercit, T.S., Groat, L.A., Criddle, A.J., Erd, R.C., Williams, R.S. (1995) Peterbaylissite, Hg1+3(CO3)(OH)·2H2O, a new mineral species from Clear Creek claim, San Benito County, California. Canadian Mineralogist: 33: 47-53.

Roberts, A.C., Grice, J.D., Gault, R.A., Criddle, A.J., Erd, R.C. (1996) Hanawaltite, Hg1+6Hg2+[Cl,(OH)]2O3 - A new mineral from the Clear Creek claim, San Benito County, California: Description and crystal structure. Powder Diffraction: 11: 45-50.

Canadian Mineralogist (1996): 34: 61-72.

Roberts, A.C., Groat, L.A., Raudsepp, M., Ercit, T.S., Erd, R.C., Moffatt, E.A., Stirling, J.A.R. (2001) Clearcreekite, a new polymorph of Hg1+3(CO3)(OH)·2H2O, from the Clear Creek Claim, San Benito County, California. The Canadian Mineralogist: 39: 779-784.

Roberts, A.C., Cooper, M.A., Hawthorne, F.C., Criddle, A.J., Stirling, J.A.R., Dunning, G.E. (2002) Tedhadleyite, Hg2+Hg1+10O4I2(Cl,Br)2, a new mineral species from the Clear Creek Claim, San Benito County, California. The Canadian Mineralogist: 40: 909-914.

Dunning, G.E., Cooper, J.F. (2002) Pseudomorphic melanophlogites from California. Mineralogical Record 33: 237-242.

Roberts, A.C., Cooper, M.A., Hawthorne, F.C., Stirling, J.A.R., Paar, W.H., Stanley, C.J., Dunning, G.E., Burns, P.C. (2003) Vasilyevite, (Hg2)2+10O6I3Br2Cl(CO3), a new mineral species from the Clear Creek Claim, San Benito County, California. The Canadian Mineralogist: 41(5): 1167-1172.

Lapis (2004): 29(2): 42.

Roberts, A.C., Stirling, J.A.R., Criddle, A.J., Dunning, G.E., Spratt, J. (2004) Aurivilliusite, Hg2+Hg1+OI, a new mineral species from the Clear Creek claim, San Benito County, California, USA. Mineralogical Magazine: 68(2): 241-245.

Dunning, G.E., Hadley, T.A., Magnasco, J., Christy, A.G., Cooper Jr., J.F. (2005) The Clear Creek mine (San Benito County, California): a unique mercury locality. The Mineralogical Record: 36(4): 337-363.

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