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Georgerobinsonite

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Dr. George Robinson
Formula:
Pb4(CrO4)2(OH)2FCl
System:
Orthorhombic
Name:
Named in honor of Dr. George Robinson, professor of mineralogy at Michigan Tech and curator of the A.E. Seaman Mineral Museum.
This page provides mineralogical data about Georgerobinsonite.

Classification of Georgerobinsonite

Approved 2009
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http://www.mindat.org/min-39765.html
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Type Occurrence of Georgerobinsonite

Crystallography of Georgerobinsonite

Crystal System:
Orthorhombic
Class (H-M):
mmm (2/m 2/m 2/m) - Dipyramidal
Space Group:
Pmmn
Cell Parameters:
a = 7.6257(6) Å, b = 11.6078(9) Å, c = 6.8961(5) Å
Ratio:
a:b:c = 0.657 : 1 : 0.594
Unit Cell Volume:
V 610.43 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction Data:
d-spacingIntensity
6.371 (60)
3.357 (60)
3.308 (80)
3.195 (80)
3.143 (60)
2.131 (100)

Chemical Properties of Georgerobinsonite

Formula:
Pb4(CrO4)2(OH)2FCl
Essential elements:
All elements listed in formula:

Other Names for Georgerobinsonite

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.

References for Georgerobinsonite

Reference List:
IMA approvals - November 2009

Internet Links for Georgerobinsonite

Localities for Georgerobinsonite

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.
USA (TL)
 
  • Arizona
    • Pinal Co.
      • Mammoth District
        • Tiger
          • St. Anthony deposit
IMA Approvals - Nov.2009
Mineral and/or Locality  
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