publication . Article . 1914

Acid and Intermediate Intrusions and Associated Ash-Necks in the Neighbourhood of Melrose (Roxburghshire)

R. W. McRobert;
Open Access
  • Published: 01 Jan 1914
Abstract
I. Introduction. The igneous rocks under consideration fall within an area about 7 miles square, included in Sheet 25 of the Geological Survey9s 1-inch map of Scotland. It is generally believed that they date from a late period in the history of the ‘Plateau Eruptions’ of Calciferous Sandstone times, and correspond with the trachytic lavas and intrusions of the Garleton Hill district (East Lothian), and with the similar intrusions in the Campsie and Renfrewshire hills. The only new evidence obtained, bearing upon this suggestion, weakens rather than supports it: a small neck, the Little Hill, including ash and plugged by basalts of two types, has been found with...
Subjects
free text keywords: Magma, Small neck, Plateau, geography.geographical_feature_category, geography, Igneous rock, Fairly Certain, Basalt, Trachyte, Paleontology, Geochemistry, Denudation, Geology
Powered by OpenAIRE Open Research Graph
Any information missing or wrong?Report an Issue
publication . Article . 1914

Acid and Intermediate Intrusions and Associated Ash-Necks in the Neighbourhood of Melrose (Roxburghshire)

R. W. McRobert;