Results 131 to 140 of about 834,657 (208)

Submarine geology and geophysics Manganese nodules, etc.

open access: closedDeep Sea Research Part B. Oceanographic Literature Review, 1984
openaire   +2 more sources

TROVANTS OF THE LENA RIVER: HYPOTHESIS AND FORMATION MODEL

GEOLOGY AND MINERAL RESOURCES OF SIBERIA, 2021
Unusual nodule formations have long been known in the steep banks of the Lena River and its tributaries. Their belonging to the category of Trovants (trovantogenesis) has been established.

semanticscholar   +1 more source

Petrology and petrogenesis of an intraplate alkaline lamprophyre-phonolite-carbonatite association in the Alpine Dyke Swarm, New Zealand

New Zealand Journal of Geology and Geophysics, 2020
The Alpine Dyke Swarm (ADS), intruding Haast Schist in the Southern Alps, New Zealand, comprises dykes, sills and diatremes of alkaline and ultramafic lamprophyres, phonolites and carbonatites.
A. Cooper
semanticscholar   +1 more source

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