Diagram Of Lava Plateau. Lava plateau diagram pdf chemical and isotopic systematics of oceanic basalts pressure temperature p t phase diagrams such as the one seen here show which mineral is stable for any combination of p t. Lava plateaus are extensive areas of flood basalt which are formed by the extensive eruption of basaltic lava over a large area.
One of the first uses of these types of diagrams was by eskola 1915 who employed a diagram known as the acf diagram in his study of metamorphic rocks. These flows may be several thousand meters thick and they usually drown the pre existing landscape and form a wide flat plateau known as a basalt plateau. Lava plateaux incredibly large amounts of basalt lava may erupt from fissures and cover many square miles of land.
When the lava solidifies it creates a large flat surface of igneous rock.
A lava plateau forms when large amounts of fluid lava flow over an extensive area figure 4. The colombia plateau is a lava plateau located in the northwestern united states. Lava plateaux incredibly large amounts of basalt lava may erupt from fissures and cover many square miles of land. Plateaus are very useful because they.