Phonolites example sentences

Related (3): feldspar, nepheline, leucite

"Phonolites" Example Sentences

Some geologists believe that the phonolites in this region suggest the presence of a nearby volcano.
The unique texture and composition of phonolites make them a popular study subject for petrologists.
The phonolites found in this quarry are highly valuable for use as construction materials.
Due to their durability, phonolites are often used in road construction.
The phonolites on this remote island are part of an ancient volcanic system.
The phonolites in this area are known for their distinct coloration, which is caused by trace amounts of iron.
Because of their high silica content, phonolites are considered acidic rocks.
A team of researchers is currently studying the chemistry of phonolites in order to better understand their origins.
The phonolites found in this region are believed to be at least 100 million years old.
Despite their striking appearance, phonolites are not commonly used in jewelry-making due to their hardness.
The phonolites in this region are believed to have formed as a result of magma mixing.
The ash that results from the eruption of phonolites can create long-lasting ash clouds that can cause respiratory problems.
Due to their pyroclastic nature, phonolites are often associated with explosive volcanic eruptions.
The phonolites in this region are prized by collectors for their unique patterns and colors.
A team of geologists recently discovered a large deposit of phonolites deep beneath the Earth's surface.
Because of their low density, phonolites are occasionally used as lightweight aggregate in concrete.
The phonolites found in this quarry are some of the oldest rocks on the Earth's surface.
Due to their high silicon content, phonolites are sometimes used in the manufacture of glass.
The phonolites in this area are thought to be remnants of a massive volcanic eruption that occurred millions of years ago.
Despite being relatively rare, phonolites are sometimes used as gemstones in jewelry.
A team of scientists is currently investigating the magnetic properties of phonolites in order to better understand their composition.
The phonolites in this region are famous for their unusual geometric shapes.
Because of their high-pitched ringing sound, phonolites are sometimes used as musical instruments.
The phonolites in this region contain a variety of rare earth minerals that are highly valued in the electronics industry.
Due to their low viscosity, phonolites are sometimes used in the manufacture of ceramics.
The phonolites found in this region are known for their excellent heat resistance properties.
The ash cloud produced by the eruption of phonolites can have a significant impact on global climate.
Because of their high melting point, phonolites are often used in refractory applications.
The phonolites in this area are home to a variety of unique plant species that are well-adapted to the harsh volcanic environment.
Due to their unique chemical composition, phonolites are sometimes used in the manufacture of advanced materials for aerospace applications.

Common Phrases

Phonolites are igneous rocks;
They are composed of feldspar, nepheline, and alkali pyroxene;
Phonolites are usually light in color and have a fine-grained texture;
They have a low density and can usually be found in volcanic areas;
Phonolites have a characteristic ringing sound when struck with a hammer;
They are often used as decorative stones or as building materials;
Phonolites have been used in the construction of famous buildings, such as the Empire State Building in New York City;
The formation of phonolites is closely related to the volcanism and tectonic activity of the Earth's crust;
Phonolites can provide important clues about the processes and conditions that shaped the Earth's geology.