Areas of predicted resources of iron-manganese concretes (viewing service)

Iron-manganese concretes are a file of polygons *.shp., which contains the fields of distribution of concretes found in the Gulf of Riga. It’s a great way to get rid of it. The map of the bottom sediments of the Gulf of Riga in scale 1:200 000 was drawn up for the first time using geological mapping of the SOE “Latvian Geology” (1984). —1992)materials, as well as summarising the results of previous work carried out by different organisations. A map of the bottom sediments of the Gulf of Riga at a scale of 1:200 000 was issued in 1996.