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Langhofite R220023

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Record 2221 of 4216

		Name: Langhofite RRUFF ID: R220023 Ideal Chemistry: Pb₂(OH)[WO₄(OH)] Locality: Langban mine, Varmland, Sweden Source: Stefan and Markus Wiklund 21012 [view label] Owner: RRUFF Description: White platy crystals with adamantine luster and good cleavage, on top of greenish diopside matrix. Status: The identification of this mineral has been confirmed by X-ray diffraction.
Mineral Group: [ Not in a structural group (133) ]

POWDER DIFFRACTION

RRUFF ID:

R220023

Sample Description:

Single crystal, powder profile is calculated

Cell Refinement Output:

a: 6.639(2) Å b: 7.127(3) Å c: 7.377(3) Å
alpha: 118.14(2) ° beta: 94.37(2)° gamma: 101.18(2)° Volume: 296.2(3)Å³ Crystal System: triclinic

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REFERENCES for Langhofite
Miyawaki R, Hatert F, Pasero M, Mills S J (2019) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) Newsletter 49. New minerals and nomenclature modifications approved in 2019, Mineralogical Magazine, 83, 479-483 [view file]
Holtstam D, Cámara F, Karlsson A (2020) Langhofite, Pb₂(OH)[WO₄(OH)], a new mineral from Långban, Sweden, Mineralogical Magazine, 84, 381-389 [view file]