Hypogene ores are dominantly primary, and supergene ores are dominantly secondary, but either may include both primary and secondary ores.
Hypogene or Plutonic Action: The changes within the earth caused by internal heat, mechanical movement and chemical rearrangements.
The important share taken by erosion in the determination of the present features of landscape was then recognized, while a fuller appreciation of the relative parts played by the hypogene and epigene causes has gradually been reached.
Among the hypogene forces in geological dynamics an important place must be assigned to movements of the terrestrial crust.
A distinct type of mountain due to direct hypogene action is to be seen in a volcano.
It has been remarked, that the quantity of calcareous matter in metamorphic strata, or, indeed, in the hypogene formations generally, is far less than in fossiliferous deposits.
Arran, with the exception of the hypogene slates (No.
This granite, therefore, is newer than the hypogene schists (No.
Here, therefore, if anywhere, we might expect to find hypogene formations of Eocene date breaking out in the central axis or most disturbed region of the loftiest chain in Europe.
Map of the principal Eocene areas of North-western Europe, showing: Shaded dotted: Hypogene rocks and strata older than the Devonian.
Table of the Analysis of Minerals in the Volcanic andHypogene Rocks.
They traverse all kinds of rocks, both hypogene and fossiliferous, and extend downward to indefinite or unknown depths.
By this process, fossil shells or corals may often lose their carbonic acid, and the residual lime may enter into the composition of augite, hornblende, garnet, and other hypogene minerals.
Accordingly, in the Swiss Alps, even the flysch, or upper portion of the nummulitic series, has been occasionally invaded by Plutonic rocks, and converted into crystalline schists of the hypogene class.
A stratified division of hypogene rocks, highly crystalline, such as gneiss and mica-schist, and so named because they have been altered by plutonic action.
One of the metamorphic or crystalline stratified rocks of the hypogene class, which is characterized by being composed of a large proportion of mica united with quartz.
Lime is also one of the component parts of augite and other volcanic and hypogene minerals, and when these decompose is set free, and may then find its way in a state of solution to the sea.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "hypogene" in a variety of sentences. We hope that you will now be able to make sentences using this word.
