| Kampf, A. R., Roberts, A. C., Venance, K. E., Carbone, C., Belmonte, D., Dunning, G. E., Walstrom, R. E. (2013) Cerchiaraite-(Fe) and cerchiaraite-(Al), two new barium cyclosilicate chlorides from Italy and California, USA. Mineralogical Magazine, 77 (1) 69-80 doi:10.1180/minmag.2013.077.1.07 | Journal (article/letter/editorial) | Mineralogical Magazine, February 2013, Vol. 77(1), pp. 69–80 Cerchiaraite-(Fe) and cerchiaraite-(Al)...barium cyclosilicate chlorides from Italy and California, USA A. R. KAMPF1,*, A. C. ROBERTS2, K. E. VENANCE2...WALSTROM5 1 2 3 4 5 AND Mineral Sciences Department, Natural History Museum of Los Angeles County, 900...900 Exposition Boulevard, Los Angeles, California 90007, USA Geological Survey of Canada, 601 Booth Street...Way, Sunnyvale, California 94087, USA P.O. Box 1978, Silver City, New Mexico 88062, USA [Received 2 October | | | Report (issue) | Monoclinic. Point Group: m. As irregular masses, to 1 cm. Physical Properties: Cleavage: Perfect, {001}...Optical Class: Biaxial (-) [Probable]. α = 1.641(1) β = 1.642(1) γ (calc) = 1.642 2V = 20(5)° Dispersion: r...933(2)° Z=1 a = 31.2329(7) b = 5.2398(1) c = 9.0966(3) X-ray Powder Pattern: Rush Creek, California, USA...CaO SrO BaO SiO2 Al2O3 CO2 H2O Cl -O = Cl2 Total (1) 0.08 0.06 57.72 20.14 7.76 [5.69] [1.16] 5.60 1.26...19.75 8.06 10.74 5.33 1.20 99.69 (1) Rush Creek, California, USA; average of 3 electron microprobe analyses | | | Report (issue) | = 7.837(4) X-ray Powder Pattern: Rush Creek area, California, USA. 3.84 (100), 6.36 (45), 5.34 (45)...LOI (1) 35.2 0.01 0.05 < 0.01 < 0.002 < 0.05 0.11 < 0.05 47.7 < 0.1 16.7 Total [100.0] (1) Rush Creek...Creek area, California, USA; by D-C arc spectrography, loss on ignition taken as H2 O; stated to be recalculated...to 100.0%; corresponds to (Ba1:03 K0:01 Ca0:01 )§=1:05 Si1:95 O3:95 (OH)2 ² 2:08H2 O: Occurrence: In...Association: USA). Macdonaldite, \opal," witherite, sanbornite, quartz (Rush Creek area, California, Distribution: | | | Journal (issue) | Note our m ailing addressn P. (7 1 4 ) 494-7695 ... 494-5155 1 6 2 1 , Laguna Beach, CA 9 2 6 5 2 . The...Little Three mine pegmatites, Ramona district, San Diego County, California ............................101... B. Spaulding R. A. Mason & R. F. Martin , California locality index ...........................................129 by A. R. Kampf & the Southern California Chapter of the Friends of Mineralogy, Locality.... See th e article b e g in n in g o n p a g e 1 0 1 of th is issu e. Copyright 1989 © by the Mineralogical | | | Book (edition) | cO\·erphoto: Wolframite. 45 mm. Yaogangxian, China, H Page 1: MuscO\ite. 45 mm, Linopolis, Brazil, H Page 2: Vivianite...Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...Mineralogical Tables" by Strunz and Nickel (2001). There is no problem with the validity of at least 95 % of minerals...of the substituting component may represent only 1-2 weight% of the whole composition. Polytypes are...generally used mineral groups are introduced too. 1. Elements 1A Metals and interrnetallic alloys l .B |
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Esquire No. 1 claim, Rush Creek, Big Creek-Rush Creek Mining District, Fresno County, California, USA