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Pumice vs. Scoria - What do they have in common and their differences

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,

Categories Rocks
Vulcanian eruptons

Vulcanian Eruptions Description, Examples and Diagram

Vulcanian eruptions are moderately explosive eruptions characterized by intermittent, short-lived explosions of ash-laden, convoluting dense clouds rising high above vents

Categories Volcanology
Strombolian eruptions description and characteristics

Strombolian eruptions Meaning, Description and Examples

Strombolian eruptions are mildly to moderately explosive eruptions characterized by pulsating or intermitted short-lived, discrete explosions that can go on

Categories Volcanology
Plinian eruptions

Vesuvian or Plinian Eruptions Characteristics, Formation and Examples

Plinian eruptions, also known as Vesuvian eruptions, are the largest, most explosive, powerful, and catastrophic of all volcanic eruptions. They

Categories Volcanology
Examples of index fossils

What Are Index Fossils, Their Characteristics and Uses?

Key, guide, indicator, or index fossils are remains of ancient organisms that were abundant, distinctive, easily recognizable, geographically widespread, and

Categories Geology
Tiger's eye gemstone

Tiger’s Eye Meaning, Causes, How It Forms and Uses

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

Categories Gemology
Blue Tiger's eye, Falcon's eye or Hawk's eye gemstone

What Are Blue Tiger’s, Falcon’s or Hawk’s Eye Gemstones

The hawk’s eye, blue tiger’s eye, or falcon’s eye refers to an inexpensive, natural bluish-gray chatoyant quartz. A chatoyant gemstone,

Categories Gemology
Pumice stone or rock - Formation, properties and uses

Pumice Properties, Texture, Composition, Formation and Uses

Pumice is an extremely low density, frothy, form-like or highly vesicular volcanic rock with a glass texture. This rock is

Categories Rocks
What is unconformity - Mississippian-Pennsylvanian unconformity

Meaning of Unconformity in Geology, Formation and Types

Unconformity in geosciences, earth sciences, or geology refers to a buried surface of no deposition, erosion, or both, separating rock

Categories Geology
What is chatoyancy and mineral examples - Cymophane

Chatoyancy in Gemstones Causes and 10 Examples

Chatoyancy (chatoyance) or cat’s eye effect in gemology is an optical phenomenon where some gemstones, minerals, or rocks reflect a

Categories Blog
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