Acta naturalia Islandica - 01.07.1964, Side 9

THE ANKARAMITES OF HVAMMSMÚLI, EYJAFJÖLL, SOUTHERN ICELAND 7
Fig’. 2. Map of Hvammsmúli and the ankaramite outcrops. For description of the rocks
see pp. 20—25.
farther north, carry abundant sediments which build up and evtend the land
southwards. But the rivers are unstable. They meander and spread over wide
areas, eroding here, depositing there. Thus the river Markarfljót, which drains
the Thórsmörk side of Eyjafjöll, flowed eastwards along the south cliffs of
the mountains into the tidal lagoon or ,,haff“ Holtsós, untíl the 17th