“A ring dike or ring dyke in geology refers to an intrusive igneous body. Their chemistry...Ring dike
“For the extinct cephalopod genus, see Andesites. Andesite / ˈ æ n d / is an extrusive igneous...Andesite
“Template:Redirect Template:Update-EB An intrusion is liquid rock that forms under Earth's...Intrusion
“Template:Unreferenced stub Pitchstone is a dull black glassy volcanic rock formed when viscous...Pitchstone
“Template:Unreferenced stub Rhyodacite is an extrusive volcanic rock intermediate in composition...Rhyodacite
This category has only the following subcategory.
- [×] Volcanic rocks (5 P)
Pages in category "Volcanology"
The following 22 pages are in this category, out of 22 total.