Siljan (lake) in the center of the ring, distant from the ring sediments and from Gravberg-1. This well went to a depth of . The hole produced gases and oily magnetite sludge similar to those found in Gravberg-1. Siljan (lake) Siljan, in Dalarna in central Sweden, is Sweden's sixth largest lake. The cumulative area of Siljan and the adjacent, smaller lakes Orsasjön and Insjön is . Siljan reaches a maximum depth of , and its surface is situated above sea level. The largest town on its shore is Mora. The lake is located around the southwestern perimeter of the Siljan Ring (Swedish:
Siljan Avramovski Siljan Avramovski Siljan Avramovski (born 10 April 1960, in Skopje) is Macedonian police official and former Minister of Internal Affairs in Macedonian Government that was in power since 2002. Siljan Avramovski was born in Skopje on 10 April 1960. He graduated at Security Faculty in 1983. After graduation, he was employed in the Ministry of Internal Affairs where he was gradually promoted working on several positions. At the beginning he worked as Inspector in Karposh. Later he became Chief inspector in the Department for Countering International and Domestic terrorism in State Security Service. Avramovski was Assistant Head in the Department