| Uher, Pavel, Ondrejka, Martin, Bačík, Peter, Broska, Igor, Konečný, Patrik (2015) Britholite, monazite, REE carbonates, and calcite: Products of hydrothermal alteration of allanite and apatite in A-type granite from Stupné, Western Carpathians, Slovakia. Lithos, 236. 212-225 doi:10.1016/j.lithos.2015.09.005 | Journal (article/letter/editorial) | (annite) was partly transformed to acicular stilpnomelane. Textural and compositional data indicate extensive...Cl = 8 apfu, and iron valence calculation. Stilpnomelane was normalized on 28 oxygen atoms, OH + F +...ferriallanite-(Ce). (K) Thin lamellar crystals of stilpnomelane (Stp) replacing primary magmatic annite (Ann)...(Table 5). Moreover, acicular aggregates of stilpnomelane partly replace annite (Table 5, Fig. 2K). Titanite...07 0.05 −0.45 −0.01 99.59 Graciosa Province in Brazil (Vlach and Gualda, 2007). Generally, high Ti content |
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