aphanitic in a sentence
a.
📚 Grade Level: Grade 11, Grade 12
Definition
Aphanitic refers to a fine-grained texture in igneous rocks, indicating that the minerals are too small to be seen with the naked eye, typically resulting from rapid cooling.
Sample Sentences
- The geologist examined the aphanitic texture of the volcanic rock under the microscope.
- Aphanitic rocks are characterized by their fine-grained texture, indicating rapid cooling.
- During the field trip, we collected samples of aphanitic basalt from the lava flow.
- The aphanitic nature of the granite made it difficult to identify the mineral composition.
- In geology, the term aphanitic refers to rocks that have crystals too small to be seen without magnification.
- She explained that aphanitic rocks often form from lava that cools quickly upon reaching the surface.
- The museum display included aphanitic obsidian, showcasing its glassy appearance.
- Understanding aphanitic textures can help geologists infer the cooling history of igneous rocks.
- He pointed out that the aphanitic structure of the rock suggested it had been formed from a rapid volcanic eruption.
- The course on petrology covered various types of igneous rocks, including those with an aphanitic texture.