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Pertlikite R110209

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Name: Pertlikite
RRUFF ID: R110209
Ideal Chemistry: K2(Fe2+,Mg)2(Mg,Fe3+)4Fe3+2Al(SO4)12·18H2O
Locality: Mina Alcaparrosa, Cerritos Bayos, Calama, Atacama, II Region, Chile
Source: Gunnar Farber [view label]
Owner: RRUFF
Description: Green transparent tetragonal prisms associated with coquimbite R110210 and krausite R110211
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ Voltaite (3) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample.
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R110209
Wavelength:
Sample Description: Unoriented Raman on the primary sample.
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (Processed)
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R110209.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 19.242(3)Å    b: 19.242(3)Å    c: 27.187(3)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 10066(2)Å3    Crystal System: tetragonal
  File Type Information Close
Calculated diffraction file.

  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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DIF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Pertlikite

American Mineralogist Crystal Structure Database Record: [view record]

Ertl A, Dyar M D, Hughes J M, Brandstätter F, Gunter M E, Prem M, Peterson R C (2008) Pertlikite, a new tetragonal Mg-rich member of the voltaite group from Madeni Zakh, Iran, The Canadian Mineralogist, 46, 661-669   [view file]