How Do You Spell DACITIC?

Pronunciation: [dasˈɪtɪk] (IPA)

The word "dacitic" is spelled d-a-c-i-t-i-c. It is pronounced /dəˈsɪtɪk/, with the first syllable stressed. The word refers to a type of volcanic rock that is composed of plagioclase feldspar and quartz, often with varying amounts of biotite, hornblende, or pyroxene. Dacitic magma is considered to be intermediate in composition between mafic and felsic magmas. The spelling of "dacitic" reflects the derived noun form of the term "dacite," which is derived from the Latin word "dac(t)yli)," meaning "small stones."

DACITIC Meaning and Definition

1. Dacitic is an adjective used to describe a type of volcanic rock or magma that is intermediate in composition between rhyolitic and andesitic rocks. It is named after the Dacia region in Romania where this type of rock was first identified. Dacitic rocks typically contain a high proportion of silica (SiO2) and are characterized by their light to medium gray color.

   The mineral composition of dacitic rocks consists mainly of quartz, feldspar (particularly plagioclase feldspar), and biotite or hornblende. These rocks often have a fine-grained texture, although some dacitic lavas can have a porphyritic texture, meaning they contain larger crystals (phenocrysts) embedded in a finer groundmass.

   Dacitic magma has a relatively high viscosity due to its high silica content, which results in its slow flow and tendency to build up pressure before erupting. Consequently, dacitic eruptions are typically explosive and can produce volcanic ash and pyroclastic flows, as well as dome-forming eruptions that result in the formation of lava domes.

   Dacitic rocks are commonly found in volcanic arcs and stratovolcanoes, where they form when ascending magma interacts with the Earth's crust and undergoes partial crystallization. This intermediate composition represents a transition between the more felsic (silica-rich) rhyolitic rocks and the more mafic (silica-poor) andesitic rocks. The term dacitic is primarily used within geology and volcanology to describe the chemical and mineralogical characteristics of these specific types of rocks.

Common Misspellings for DACITIC

• dacite
• xacitic
• facitic
• eacitic
• dzcitic
• dscitic
• dwcitic
• dqcitic
• daxitic
• dafitic
• daditic
• dacutic
• dacjtic
• dacktic
• dacotic
• dac9tic
• dac8tic
• daciric
• dacific
• dacigic

Etymology of DACITIC

The word "dacitic" is derived from the name of the Dacia region, an ancient civilization located in what is now Romania, and the suffix "-ic", meaning "relating to". Dacitic refers to a type of rock called dacite, which was first identified in the Dacia region. The term was coined by geologists to describe the composition and characteristics of this particular type of volcanic rock.