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Lagalyite

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Known synthetic analogue. Chemically similar to ranciéite and 'UM1979-06-O:CaHMn'.


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Classification of LagalyiteHide

Approved, Pending publication
Approval Year:
2016

Chemical Properties of LagalyiteHide

Formula:
Ca2xMn1-xO2·1.5-2H2O (x = 0.05–0.08)
IMA Formula:
Ca2xMn1-xO2 · 1.5-2H2O (x = 0.05-0.08)

Crystallography of LagalyiteHide

Crystal System:
Monoclinic
Cell Parameters:
a = 5.146(9) Å, b = 2.81(1) Å, c = 9.98(2) Å
β = 94.2(2)°
Ratio:
a:b:c = 1.831 : 1 : 3.552
Unit Cell V:
143.93 ų (Calculated from Unit Cell)
Comment:
Space group unknown (possibly C2).

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
9.94(100)
4.975(57)
3.320(20)
2.476(4)
2.360(2)
1.468(3)
1.454(3)
1.420(3)
Comments:
From Type Description.

Type Occurrence of LagalyiteHide

Place of Conservation of Type Material:
Type material is deposited in the mineralogical collections of the Bergakademie Freiberg, Germany, catalogue No. 84104 (Christbescherung Mine, Großvoigtsberg) and No. 84105 (Aufgeklärt Glück Mine, Hasserode)

Synonyms of LagalyiteHide

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.

References for LagalyiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Witzke, T., Pöllmann, H., Gardolinski, J.E.F.C. and Sommariva, M. (2017) Lagalyite, IMA 2016-106. CNMNC Newsletter No. 36, April 2017, page 406; Mineralogical Magazine: 81: 403–409.

Internet Links for LagalyiteHide

Localities for LagalyiteHide

ⓘ - Click for 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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Germany (TL)
 
  • Saxony-Anhalt
    • Harz
      • Wernigerode
        • Hasserode
Witzke, T., Pöllmann, H., Gardolinski, J.E.F.C. and Sommariva, M. (2017) Lagalyite, IMA 2016-106. CNMNC Newsletter No. 36, April 2017, page 406; Mineralogical Magazine: 81: 403–409.
  • Saxony
    • Mittelsachsen
      • Freiberg
        • Großvoigtsberg
Witzke, T., Pöllmann, H., Gardolinski, J.E.F.C. and Sommariva, M. (2017) Lagalyite, IMA 2016-106. CNMNC Newsletter No. 36, April 2017, page 406; Mineralogical Magazine: 81: 403–409.
Mineral and/or Locality  
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