GEO.
tutorials in earth- and related sciences
Silicates - structure, occurrence and uses.
(in Icelandic)
Eldgosspár og mælingar
Reykjanes - jarðfræði
(myndaröð)
Georg R Douglas 2000
Silicates - structure, occurrence and uses.
(in Icelandic) Eldgosspár og
mælingar Reykjanes -
jarðfræði (myndaröð)