Vol. 201 No 5 (1974): Meddelelser om Grønland

Introduction. s. 5
Stratigraphic position of the mineral veins. s. 5
Mineral description of ferri-sepiolite. s. 6
Physical properties. s.6
X-ray crystallography. s. 7
Chemistry. s. 10
Mineral relationships. s. 10
The P-T conditions of mineral vein formation. s. 12
Discussion. s. 13
Acknowledgements. s. 15
References. s. 16