Why can two igneous rocks have the same minerals but different names?

What does this grave marker reveal about roman society

When volcanoes erupt, magma (hot, molten rock) rises toward the surface of the earth. as magma cools, solid rock forms. this rock contains substances from the interior of the earth. which of the following natural resources is likely to be plentiful near subduction zones where volcanic activity has occurred in the past?

What are two australian geographical features that hindered early exploration? western plateau gulf of carpentaria great barrier reef great dividing range