Scoria vs. Pumice: Similarities and Differences
The questions that this post on scoria vs. pumice will tackle are: What does scoria have in common with pumice,
The questions that this post on scoria vs. pumice will tackle are: What does scoria have in common with pumice,
Vulcanian eruptions are moderately explosive eruptions characterized by intermittent, short-lived explosions of ash-laden, convoluting dense clouds rising high above vents
Strombolian eruptions are mildly to moderately explosive eruptions characterized by pulsating or intermitted short-lived, discrete explosions that can go on
Plinian eruptions, also known as Vesuvian eruptions, are the largest, most explosive, powerful, and catastrophic of all volcanic eruptions. They
Key, guide, indicator, or index fossils are remains of ancient organisms that were abundant, distinctive, easily recognizable, geographically widespread, and
Tiger’s eye is a golden-brown, golden-yellow, or reddish-brown semi-precious chatoyant quartz gemstone. Its other names are pseudocrocidolite, tigereye, or tiger
The hawk’s eye, blue tiger’s eye, or falcon’s eye refers to an inexpensive, natural bluish-gray chatoyant quartz. A chatoyant gemstone,
Pumice is an extremely low density, frothy, form-like or highly vesicular volcanic rock with a glass texture. This rock is
Unconformity in geosciences, earth sciences, or geology refers to a buried surface of no deposition, erosion, or both, separating rock
Chatoyancy (chatoyance) or cat’s eye effect in gemology is an optical phenomenon where some gemstones, minerals, or rocks reflect a