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Name: Lobanovite RRUFF ID: R120068 Ideal Chemistry: K2Na(Fe2+4Mg2Na)Ti2(Si4O12)2O2(OH)4 Locality: Apatitovaya Mt., Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia Source: Donald Doell [view label] Owner: RRUFF Description: Massive transparent golden sheets associated with light green aegirine Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
Mineral Groups: [ astrophyllite (11) ] [ Devitoite (2) ] |
RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | |||||||
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RRUFF ID: | R120068.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 10.377(4)Å b: 23.194(7)Å c: 5.335(1)Å alpha: 90° beta: 99.63(2)° gamma: 90° Volume: 1265.8(8)Å3 Crystal System: monoclinic |
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REFERENCES for Lobanovite | |
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American Mineralogist Crystal Structure Database Record: [view record] |
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Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file] |
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Peng C C, Ma C S (1963) The discovery of a new type of Si-O chain radical - X-ray analysis of astrophyllite, Scientia Sinica, 12, 272-276 |
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Fleischer M, Chao G Y, Cabri L J (1975) New mineral names, American Mineralogist, 60, 736-739 [view file] |
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Shi N, Ma Z, Li G, Yamnova N A, Pushcharovsky D Y (1998) Structure refinement of monoclinic astrophyllite, Acta Crystallographica, B54, 109-114 |
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Piilonen P C, LaLonde A E, McDonald A M, Gault R A, Larsen A O (2003) Insights into astrophyllitegroup minerals. I. Nomenclature, composition and development of a standardized general formula, The Canadian Mineralogist, 41, 1-26 [view file] |
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Piilonen P C, McDonald A M, LaLonde A E (2003) Insights into astrophyllitegroup minerals. II. Crystal chemistry, The Canadian Mineralogist, 41, 27-54 [view file] |
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Burke E A J (2008) Tidying up mineral names: an IMA-CNMNC scheme for suffixes, hyphens and diacritical marks, The Mineralogical Record, 39, 131-135 [view file] |
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Sokolova E, Cámara F (2008) Re-investigation of the crystal structure of magnesium astrophyllite, European Journal of Mineralogy, 20, 253-260 |
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Cámara F, Sokolova E, Abdu Y, Hawthorne F C (2010) The crystal structures of niobophyllite, kupletskite-(Cs) and Sn-rich astrophyllite: Revisions to the crystal chemistry of the astrophyllite-group minerals, The Canadian Mineralogist, 48, 1-16 [view file] |
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Sokolova E (2012) Further developments in the structure topology of the astrophyllite-group minerals, Mineralogical Magazine, 76, 863-882 [view file] |
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Hålenius U, Hatert F, Pasero M, Mills S J (2015) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) Newsletter 26. New minerals and nomenclature modifications approved in 2015, Mineralogical Magazine, 79, 941-947 [view file] |
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Belakovskiy D I, Cámara F, Uvarova Y (2017) New mineral names, American Mineralogist, 102, 1565-1571 [view file] |
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Sokolova E, Cámara F, Hawthorne F C, Ciriotti M E (2017) The astrophyllite supergroup: nomenclature and classification, Mineralogical Magazine, 81, 143-153 |
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Sokolova E, Cámara F, Hawthorne F C, Semenov E I, Ciriotti M E (2017) Lobanovite, K2Na(Fe2+4Mg2Na)Ti2(Si4O12)2O2(OH)4, a new mineral of the astrophyllite supergroup and its relation to magnesioastrophyllite, Mineralogical Magazine, 81, 175-181 [view file] |
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Zhitova E S, Zolotarev A A, Hawthorne F C, Krivovichev S V, Yakovenchuk V N, Goncharov A G (2019) High-temperature Fe oxidation coupled with redistribution of framework cations in lobanovite, K2Na(Fe2+4Mg2Na)Ti2(Si4O12)2O2(OH)4 the first titanosilicate case, Acta Crystallographica, B75, 578-590 |
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