Abandoned artisanal phlogopite diggings near Besa-Esiva.

Blastomylonitic zone near Ampilira.

Phlogopite crystals from abandoned artisanal diggings near Besa-Esiva.

Detail of blastomylonitic zone near Ampilira.

Marble with blue-green apatite crystals from Ambatotsivala

Scapolite and titanite crystals in a pyroxene and wollastonite rich zone in marble; near Ambatotsivala

Scapolitite-boudins in a pyroxene rich layer in marble; from an outcrop near Besa-Esiva.

Massive wollastonite from an outcrop near Besa-Esiva.

Wollastonite vein with scapolite in a pyroxenite from an outcrop near Maroasara.

Scapolitite-enclave with pyroxene-rich reaction rim in marble, (French “cipolin”) from an outcrop near Besa-Esiva.