Igneous rock with colour index as 60-90% of mathic materials which are dark coloured are known as

Related MCQs

• Igneous rocks with colour index as 0-30% of mathic materials which are light coloured are known as
• Igneous rocks which are very dark coloured are known as
• The light coloured minerals shows lesser specific gravity than dark coloured minerals.
• Igneous rock changes to metamorphic rock by process of
• The percentage of silica in ultrabasic type of igneous rock is
• Percentage of silica in acidic igneous rock is
• Which classification of rock is not found in rock cycle ?
• Which will be the parental rock for metamorphic rock ?
• In intermediate type of igneous rocks percentage of silica is
• Igneous rocks are formed by