| Reference | {Deposit:: BESAIRIE, 1964, MADAGASCAR CARTE GEOLOGIQUE, 1:1000000: MADAGASCAR SERVICE GEOLOGIQUE, SHEET 2}{Deposit:: IMPERIAL INSTITUTE, 1936, PT AND ALLIED METALS: MIN. RES. DEPT., P. 98}{Deposit:: LACROIX, 1913, MINERALOGIE DE LA FRANCE: LIBRAIRIE POLYTECHNIQUE V. 5, P. 55} |