Q. When the vents of quiet volcanoes become sealed with intrusions it leads to ______________

View solution

Q. The bodies which show both concordant and discordant relations are ______________

View solution

Q. What should be the area and depth respectively, for an igneous body to be called a batholith?

View solution

Q. What is the term used for a batholith when surface area is less than 100 km?

View solution

Q. Majority of batholiths show which composition?

View solution

Q. Pick the wrong statement about granitization.

View solution

Q. The volcanic sheets may vertical.

View solution

Q. Granite belongs to which mode of occurrence of igneous rock?

View solution

Q. The two most common mineral found in granites are ___________

View solution

Q. Which is the most important accessory mineral in granite?

View solution

Q. The texture of granite is ___________

View solution

Q. Syenites belong to which mode of occurrence?

View solution

Q. Syenites show similar textures of granites.

View solution

Q. What is the usual colour of gabbro?

View solution

Q. What is the mode of formation of gabbro?

View solution

Q. Pick the igneous rock whose mode of occurrence is volcanic.

View solution

Q. What can be said about the grain size of pegmatite?

View solution

Q. Pick the rock which is not volcanic in terms of mode of occurrence.

View solution

Q. The igneous rock with glassy texture is ___________

View solution

Q. The igneous rock with very low specific gravity is ___________

View solution