It means a neutral or a calm expression.
Calcite typically exhibits a vitreous or glassy luster.
Glassy texture in igneous rocks refers to a smooth and reflective appearance resembling glass. This texture is formed when the molten rock cools rapidly, preventing mineral crystals from developing. Glassy texture is typically seen in obsidian, a type of volcanic glass.
No, not all minerals have a glassy luster. Minerals can display a variety of lusters, including metallic, dull, pearly, and waxy, depending on their composition and crystal structure.
Quartz in general has a glassy or vitreous luster.
glassy texture
Her countenance was glowing!
but not
They mean about the same thing. A+
Countenance is the appearance of a calm facial expression. A sample sentence using the word countenance is, Jane's face looked countenance when the dog jumped out in front of her.
face or visage for one meaning of countenance tolerate or accept for another meaning of countenance
Countenance is the outward expression of the face which at any time is able to disclose the inward emotional state of a person's heart.
His countenance turned from pleasant to angry at the words spoken by his boss. In this example countenance refers to facial expression. The company does not countenance corporate espionage. This example means to approve of or tolerate something, in this case corporate espionage.
The countenance refers to the face. Countenances means to approve or at least not object.
blurring means becoming glassy or to lose clear vision.
The more he was depressed the more his countenance fell.
The countenance refers to the face. Countenances means to approve or at least not object.
I have no idea what the word countenance means. Is that good enough?