Glaucophane meaning

Glaucophane is a mineral belonging to the amphibole group, characterized by its blue color and high sodic content.


Glaucophane definitions

Word backwards enahpocualg
Part of speech Noun
Syllabic division glau-co-phane
Plural The plural of glaucophane is glaucophanes.
Total letters 11
Vogais (4) a,u,o,e
Consonants (6) g,l,c,p,h,n

Glaucophane is a mineral belonging to the amphibole group, typically found in blueschist metamorphic rocks. It is characterized by its blue to bluish-green color and long, prismatic crystal structure. Glaucophane is commonly found in regions where high-pressure, low-temperature metamorphism has occurred, such as subduction zones.

Properties of Glaucophane

Glaucophane has a hardness of 5 to 6 on the Mohs scale and a specific gravity ranging from 3.0 to 3.2. It is often translucent with a vitreous luster, and its crystals can exhibit a strong pleochroism, meaning they may appear different colors when viewed from different angles. Glaucophane is known for its good cleavage in two directions.

Formation and Occurrence

Glaucophane forms under high-pressure, low-temperature conditions during the metamorphism of basaltic rocks. It is typically found in blueschist facies terranes, which are characterized by their blue color due to the presence of minerals like glaucophane. These rocks are commonly associated with subduction zones and tectonic plate boundaries.

Uses of Glaucophane

While glaucophane is not a widely used mineral in industry, it is sometimes cut into gemstones for collectors due to its unique bluish color. Its presence in certain metamorphic rocks can also provide valuable information about the geological history of the region, as it indicates specific pressure and temperature conditions during formation.

In conclusion, glaucophane is a fascinating mineral with distinctive properties that make it valuable for both scientific study and aesthetic purposes. Its presence in certain geological settings provides important clues about the Earth's tectonic processes and the conditions under which rocks have been metamorphosed.


Glaucophane Examples

  1. The glaucophane mineral is commonly found in metamorphic rocks.
  2. Geologists use glaucophane to determine the pressure and temperature conditions of rock formation.
  3. This jewelry piece features a stunning glaucophane pendant.
  4. Miners collect glaucophane specimens for display in museums.
  5. The deep blue color of glaucophane adds a distinctive touch to this decorative vase.
  6. Chemists study the crystal structure of glaucophane to understand its properties.
  7. Artists use glaucophane pigments to create vibrant blue hues in their paintings.
  8. Glaucophane is known for its high sodium content and bladed crystal habit.
  9. Mineral collectors seek out rare forms of glaucophane for their personal collections.
  10. The unique physical properties of glaucophane make it a valuable addition to scientific research.


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  • Updated 19/04/2024 - 19:33:14