What is the mineral composition of scoria?
What is the mineral composition of scoria? Scoria is a volcanic igneous rock. Also referred to as scoriaceous basalt, a term commonly used to indicate a basaltic pumice. It is commonly composed of approximately 50% silica and 10% calcium oxide with lesser contents of potash and soda. Does scoria have a mafic composition? Scoria is a highly vesiculated lava or tephra1. It is usually dark-colored and has a mafic composition. Which type of rock is laterite? Laterite is both a soil and a rock type rich in iron and aluminium and is commonly considered to have formed in hot and...