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  Search Ancestor:

    Armalcolite
    Arm
    MgTi2O5
    MgTi4+2O5
    Mg Ti4+ O
    Anderson A T, Bunch T E, Cameron E N, Haggerty S E, Boyd F R, Finger L W, James O B, Keil K, Prinz M, Ramdohr P, El Goresy A (1970) Armalcolite: a new mineral from the Apollo 11 samples. Geochimica et Cosmochimica Acta, Supplemental Proceedings of the Apollo XI Lunar Science Conference 1, 55-63  [view file]
    Chemical formula changed from (Mg,Fe2+)Ti2O5 to MgTi2O5:
    Bosi F, Hatert F, Pasero M, Mills S J (2026) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) – Newsletter 89. European Journal of Mineralogy 38, 117-122 ; https://doi.org/10.5194/ejm-38-117-2026  [view file]
    Anderson A T, Bunch T E, Cameron E N, Haggerty S E, Boyd F R, Finger L W, James O B, Keil K, Prinz M, Ramdohr P, El Goresy A (1970) Armalcolite: a new mineral from the Apollo 11 samples. Geochimica et Cosmochimica Acta, Supplemental Proceedings of the Apollo XI Lunar Science Conference 1, 55-63  [view file]
    Du T R T, Zhang A C, Chen J N, Wen Y Y (2024) Subsolidus breakdown of armalcolite: Constraints on thermal effects during shock lithification of lunar regolith. American Mineralogist 109, 24-34
      HOM File
     
      File was made public on 2024-08-05
      Uploaded 2024-08-05 by Nate Stone
      68.5 Kb
    armalcolite.pdf
    Anderson A T, Bunch T E, Cameron E N, Haggerty S E, Boyd F R, Finger L W, James O B, Keil K, Prinz M, Ramdohr P, El Goresy A (1970) Armalcolite: a new mineral from the Apollo 11 samples. Geochimica et Cosmochimica Acta, Supplemental Proceedings of the Apollo XI Lunar Science Conference 1, 55-63  [view file]
    Bosi F, Hatert F, Pasero M, Mills S J (2026) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) – Newsletter 89. European Journal of Mineralogy 38, 117-122 ; https://doi.org/10.5194/ejm-38-117-2026  [view file]
    Bowles J F W (1988) Definition and range of composition of naturally occurring minerals with the pseudobrookite structure. American Mineralogist 73, 1377-1383  [view file]
    Du T R T, Zhang A C, Chen J N, Wen Y Y (2024) Subsolidus breakdown of armalcolite: Constraints on thermal effects during shock lithification of lunar regolith. American Mineralogist 109, 24-34
    Fleischer M (1970) New mineral names. American Mineralogist 55, 2135-2139  [view file]
    Hayob J L, Essene E J (1995) Armalcolite in crustal paragneiss xenoliths, central Mexico. American Mineralogist 80, 810-822  [view file]
    Kazheva O N, Zubkova N V, Schafer C, Chukanov N V, Pekov I V, Britvin S N, Pushcharovsky D Y (2021) The pseudobrookite group: crystal chemical features of the armalcolite Fe2+ analogue. Doklady Earth Sciences 497, 305-309  [view file]
    Lennie A R, Knight K S, Henderson C M B (2007) Cation ordering in MgTi2O5 (karrooite): probing temperature dependent effects with neutrons. American Mineralogist 92, 1165-1180  [view file]
    Liermann H-P, Downs R T, Yang H (2006) Site disorder revealed through Raman spectra from oriented single crystals: a case study on karooite (MgTi2O5). American Mineralogist 91, 790-793  [view file]
    Sevillano G C, Viñals J, Rebollar M C (2009) Minerales de la vesículas de las Rocas lamproíticas del Afloramiento de la Aljorra (Murcia). Revista de la Sociedad Española de Mineralogia 11, 43-44  [view file]
    Wechsler B A (1977) Cation distribution and high-temperature crystal chemistry of armalcolite. American Mineralogist 62, 913-920  [view file]
    Wechsler B A, Von Dreele R B (1989) Structure refinement of Mg2TiO4, MgTiO3 and MgTi2O5 by time-of-flight neutron powder diffraction. Acta Crystallographica B45, 542-549
    Yang H, Hazen R M (1999) Comparative high-pressure crystal chemistry karrooite, MgTi2O5, with different ordering states. American Mineralogist 84, 130-137  [view file]
    Yang H, Hazen R M (1998) Crystal chemistry of cation order-disorder in pseudobrookite-type MgTi2O5. Journal of Solid State Chemistry 138, 238-244
    Zhang A, Pang R, Sakamoto N, Yurimoto H (2020) The Cr-Zr-Ca armalcolite in lunar rocks is loveringite: Constraints from electron backscatter diffraction measurements. American Mineralogist 105, 1021-1029  [view file]