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Blasto- , blasto- A prefix applied to textural terms and used to indicate the partial or complete replacement of a textural element in the original rock by cry… diabase , dolerite (diabase, microgabbro) A dark-coloured, medium-grained igneous rock which contains plagioclase feldspar of labradorite composition and pyrox… Aphanitic , Aphanitic
Crystalline rocks with mineral grains that cannot be distinguished from one another without magnification have an aphanitic igneous texture… Igneous Rocks , Igneous rocks are formed by the cooling and hardening of molten magma. The word igneous comes from the Latin word igneus, meaning fire, and there are… Composite Materials , A composite material (or just composite) is a mixture of two or more materials with properties superior to the materials of which it is made. Many co… Hornfels , Hornfels is a fine-textured metamorphic rock formed by contact metamorphism . Contact metamorphism occurs when a mass of hot magma intrudes into pree…
NEARBY TERMS
palaeosome