webmineral.com/data/Manganonordite-%28Ce%29.shtmlPE Manganonordite-(Ce) = 101.66 barns/electron U=PE Manganonordite-(Ce) x r electron = 335.51 barns/cc. Radioactivity: GRapi = 17,815.79 (Gamma Ray American Petroleum Institute Units) Concentration of Manganonordite-(Ce) per GRapi unit = 56.13 (PPM) Manganonordite-(Ce) is Radioactive as defined in 49 CFR 173.403. Greater than 70 Bq / gram.
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www.dakotamatrix.com/mineralpedia/6054/manganonordite-ceManganonordite-(Ce) Named for being the Mn 2+ analogue of the mineral nordite-Ce. Found only at the co-type localities at the Kedykverpakhk Mountain and the Karnasurt Mountain, both in the Lovozero massif of the Kola Peninsula of Russia.
www.researchgate.net/.../237901745_Raite_manganonordite-Ce_and_ferronordite-C...The structures of two new representatives of the nordite mineralogical family, namely, ferronordite-(Ce) and manganonordite-(Ce), are refined.
adsabs.harvard.edu/abs/1999CryRp..44..565PTitle: Raite, manganonordite-(Ce), and ferronordite-(Ce) from the Lovozero massif: Crystal structures and mineralogical geochemistry: Authors: Pushcharovskii, D. Yu ...
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webmineral.com/data/Ferronordite-%28Ce%29.shtmlFerronordite-(Ce) Ferronordite-(La) Comments: Large complex rosette of ferronordite-(La) in center and ferronordite-(Ce) on terminations of platy crystals. Earthy yellowish rhabdophane is Ce dominant.
en.wikipedia.org/wiki/List_of_minerals_M_(complete)This list includes those recognised minerals beginning with the letter M.The International Mineralogical Association is the international group that recognises new minerals and new mineral names, however minerals discovered before 1959 did not go through the official naming procedure, although some minerals published previously have been either confirmed or discredited since that date.