What is silica in volcanoes? What is a composite volcano? What countries have the most volcanoes? What type of volcanoes are the Aleutian Islands? What kind of volcanoes are there in the Alpine Fault? Which volcanoes are located along diverging plate boundaries?
Is magma a mineral? How does magma move under the Earth's crust? What is a volcano? What is silica in volcanoes? What are steep sided volcanoes made from? Which magma composition will produce the most explosive volcanoes? Explore our homework questions and answers library ...
What are three types of volcanoes? Answer and Explanation: The three types of volcanoes are: Composite cone volcanoes: These types of volcanoes are conical in shape and contain layers of debris from lava, ash... Learn more about this topic: ...
this ash will be contain varying amounts of soil nutrients. While the most abundant elements in magma are silica and oxygen, eruptions also result in the release of water, carbon dioxide (CO²), sulfur dioxide (SO²)
A volcano is a vent or opening in the Earth’s crust through which molten rock, ash, and gases can erupt. The material that comes out during an eruption builds up to form a mountain-like structure. 2.Types of Volcanoes: There are different types of volcanoes, including shield volcanoes,...
Volcanoes form when magma, which consists of the partially molten solids beneath a planet’s surface, erupts. On Earth, that magma is mostly molten rock, composed largely of silica. But not every planetary body is made of rock — some can be primarily icy or even metallic. ...
The different types of volcanoes are cinder cone, composite, shield, and lava volcano. The classification of volcanoes is based on the time of occurrence, and they are active, dormant, and extinct. Click here to learn about types of volcanic eruptions
Common opal is a mineraloid. It is an amorphous silica with a chemical composition of SiO2.nH2O. It has a conchoidal fracture that is characteristic of an amorphous glass. Precious Opal is a mineraloid. The play-of-color in opal is produced when light travels through a three-dimensional ...
Volcanoes, rising high above the ground, and the earthquakes that shake many cities on the surface reveal some of the secrets to the inside layers of the earth. The characteristics of volcanic magma, such as silica and explosivity, are studied as evidence along with S waves, P waves, and ...
Natural glasses: Obsidian is a natural glass formed during an eruption of silica-rich magma. Shown here are Apache tears, mahogany obsidian, and snowflake obsidian. Minerals Amazonite (a green variety of microcline feldspar) Beryl (the mineral of aquamarine, emerald, and heliodor) Chrysocolla (a...