Tolong jelaskan mengenai Kleusonit

Kleusonite adalah anggota kelompok mineral crichtonite dengan rumus kimia  . Kelompok mineral ini mengandung sekitar tiga belas titanat logam kompleks. Struktur mineral kelompok ini diperumit oleh seringnya kembaran skala halus dan metamiktisasi karena unsur radioaktif.

Ercit, S.T et al. (2006). New mineral names. American Mineralogist, 2006; 91; 1201.120.‘Cleusonite Gallery’. (n.d). Retrieved on October 12th, 2009. from http://www.mindat.org/gallery.php?min=26262

Gatehouse, B. M, Grey, I. E, Campbell, I. H & Kelly, P. R. (1978). The crystal structure of loveringite - a new member of the crichtonite group. American Mineralogist, 1978; 63: 28-36.

General Cleusonite Information (n.d). Retrieved on October 12th, 2009 from: http://webmineral.com/data/Cleusonite.shtml

Haggerty, S.E et al. (1983). Lindsleyite (Ba) and mathiasite (K): Two new chromium-titanates in the crichtonite series from the upper mantle. American Mineralogist, 1983; 68:494-505.

Pabst, A. (1961). X-ray crystallography of davidite. American Mineralogist, 1961; 46: 700-718.

Sabau, G & Alberico, A. (2007). What is CCZN-armalcolite? A crystal-chemical discussion and an ad hoc incursion in the crichtonite-minerals group. Studia Universitatis Babeş-Bolyai, Geologia, 2007; 52 (2); 55-66.

Wülser, P.A et al. (2005). Cleusonite, (Pb, Sr)(U4+,U6+)(Fe2+,Zn)2(Ti,Fe2+,Fe3+)18(O,OH)38, a new mineral species of the crichtonite group from the western Swiss Alps. European Journal of Mineralogy, 17(6), 933-942 (10).

Grey, I.E, Lloyd, D.J & White, J.S. Jr. (1976). The structure of crichtonite and its relationship to senaite. American Mineralogist, 1976; 61: 1203-1212