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Cerchiaraite-(Al)

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Formula:
Ba4Al4O3(OH)3(Si4O12)[Si2O3(OH)4]Cl
System:
Tetragonal
Al analogue of cerchiaraite

Classification of Cerchiaraite-(Al)

Approved 2012
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Type Occurrence of Cerchiaraite-(Al)

Place of Conservation of Type Material:
Natural History Museum of Los Angeles County, Los Angeles, California, USA, catalogue numbers 63519, 63517 and 63518

Crystallography of Cerchiaraite-(Al)

Crystal System:
Tetragonal
Class (H-M):
4/mmm (4/m 2/m 2/m) - Ditetragonal Dipyramidal
Space Group:
I4/mmm
Cell Parameters:
a = 14.317(4) Å, c = 6.0037(18) Å
Ratio:
a:c = 1 : 0.419
Unit Cell Volume:
V 1,230.62 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction Data:
d-spacingIntensity
10.15(39)
4.407(39)
3.316(74)
3.009(100)
2.580(93)
2.029(43)
1.880(68)
1.403(54)

Chemical Properties of Cerchiaraite-(Al)

Formula:
Ba4Al4O3(OH)3(Si4O12)[Si2O3(OH)4]Cl
Essential elements:
All elements listed in formula:

Relationship of Cerchiaraite-(Al) to other Species

Other Members of Group:
Cerchiaraite-(Fe)Ba4Fe43+O3(OH)3(Si4O12)[Si2O3(OH)4]Cl
Cerchiaraite-(Mn)Ba4Mn4Si6(O,OH,Cl)26

Other Names for Cerchiaraite-(Al)

Name in Other Languages:

Other Information

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for Cerchiaraite-(Al)

Localities for Cerchiaraite-(Al)

map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
Canada
 
  • Yukon Territory
    • Watson Lake Mining District
      • Itsi Mt.
        • Wilson Lake
McNeil, L.A., Peterson, R.C., Färber, G., Groat, L. & Witzke, T. (2013) Mineralogical studies of a low-temperature barium-rich skarn deposit, Gunn claim, Yukon Territory. Abstract with Program, Min. Ass. Canada Annual Mtg. Winnipeg, May 2013.
USA (TL)
 
  • California
    • Fresno Co.
      • Big Creek-Rush Creek District
        • Rush Creek deposit
          • Big Creek
Kampf, A.R., Roberts, A.C., Venance, K.E., Dunning, G.E. and Walstrom, R.E. (2012): Cerchiaraite-(Al), IMA 2012-011. CNMNC Newsletter No. 13, June 2012, page 815; Mineralogical Magazine, 76, 807-817
Kampf, A.R., Roberts, A.C., Venance, K.E., Dunning, G.E. and Walstrom, R.E. (2012): Cerchiaraite-(Al), IMA 2012-011. CNMNC Newsletter No. 13, June 2012, page 815; Mineralogical Magazine, 76, 807-817
          • Rush Creek
Kampf, A.R., Roberts, A.C., Venance, K.E., Dunning, G.E. and Walstrom, R.E. (2012): Cerchiaraite-(Al), IMA 2012-011. CNMNC Newsletter No. 13, June 2012, page 815; Mineralogical Magazine, 76, 807-817
Mineral and/or Locality  
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