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UM1979-04-AsO:Fe

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Formula:
FeAsO4 ?
Crystal System:
Monoclinic
As incrustations on quartz from Neubulach, Black Forest, Germany. Constitutes a mixture that also contains the orthorhombic form ('UM1979-03-AsO:Fe')


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Unique IdentifiersHide

Mindat ID:
47472
Long-form identifier:
mindat:1:1:47472:4

Similar NamesHide

Chemistry of UM1979-04-AsO:FeHide

Mindat Formula:
FeAsO4 ?
Element Weights:
Element% weight
As38.468 %
O32.859 %
Fe28.673 %

Calculated from ideal end-member formula.
Common Impurities:
Cu,Al

Crystallography of UM1979-04-AsO:FeHide

Crystal System:
Monoclinic

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
4.04 Å(100)
3.36 Å(70)
3.05 Å(80)
2.72 Å(50)
Comments:
distinctive

Other InformationHide

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 UM1979-04-AsO:FeHide

References for UM1979-04-AsO:FeHide

Localities for UM1979-04-AsO:FeHide

ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Germany
 
  • Baden-WÞrttemberg
    • Karlsruhe Region
      • Calw
Walenta (1979: The secondary minerals of the ore veins of Neubulach, northern Black Forest. Aufschluss: 30: 213-252 ) +1 other reference
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