| BV1388 |
Report on microscopy of thin- and ore sections of the precambrian rocks in the Tømmerås window and Grong Olden culimination, with special reference to the Lead-Zink-mineralization of Roktdal, Hærvola and Gressåmoen in N-Trøndelag. |
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Grong, Snåase - Snåsa, Verdal |
Trøndelag - Trööndelage |
