00485nas a2200073   4500008003900000245026000039210006900299856004300368       1965                          d00aBLOOMFIELD, K. 1965b. A reconnaissance survey of alkaline rocks in the northern and central regions. Records, Geological Survey of Malawi, 5: 17-63.HOPKINS, D.A.S. 1973. The geology of the Rumphi-Nkhata Bay area. Bulletin, Geological Survey of Malawi, 38/0 aBLOOMFIELD K 1965b A reconnaissance survey of alkaline rocks in   uhttps://alkcarb.myrocks.info/node/7167