Noun:

আগ্নেয় কাচ,

volcanic glass's Usage Examples:

volcanic material (pumice or volcanic ash), predominantly composed of fine volcanic glass, that is used as a pozzolan.

and subsequently shattered flakes of brownish-green to near-colorless volcanic glass lava spatter, commonly resembling seaweed in appearance, that have been.

Perlite is an amorphous volcanic glass that has a relatively high water content, typically formed by the hydration of obsidian.

Obsidian (/əbˈsɪdiən/) is a naturally occurring volcanic glass formed when lava extruded from a volcano cools rapidly with minimal crystal growth.

It can be defined as volcanic glass fibers or thin strands of volcanic glass.

texture of these rocks is not the same as that of volcanic glass (e.

, obsidian), with volcanic glass being non-crystalline (amorphous), and having a glass-like.

analysis of scoria found in Yemen showed that it was mainly composed of volcanic glass with a few zeolites (e.

when airborne particles of molten material fuse into tearlike drops of volcanic glass.

volcanic lavas, where they are sometimes found as crystals embedded in volcanic glass; it was assumed they were impurities in the glass, hence the name "fire.

is a volcanic rock that consists of highly vesicular rough textured volcanic glass, which may or may not contain crystals.

Obsidian, which is rhyolitic volcanic glass, has been used for tools from prehistoric times to the present day because.

Palagonite is an alteration product from the interaction of water with volcanic glass of chemical composition similar to basalt.

They fought with a wooden club studded with obsidian volcanic glass blades, called a macuahuitl.

mineral crystals either mixed with natural volcanic glass, or surrounded by thin bands of volcanic glass.

stratigraphy and tephrochronology, completely devitrified (weathered volcanic glass) ash-fall beds are commonly referred to as K-bentonites when the dominant.

inspect the depth of penetration of water vapor into chipped obsidian (volcanic glass) artifacts.

(IMA/CNMNC valid mineral name) Moldavite Mookaite/Radiolarite Obsidian, volcanic glass – non-crystalline structure, a silica rich glass Opal, non-crystalline.

Allophane is a weathering or hydrothermal alteration product of volcanic glass and feldspars and sometimes has a composition similar to kaolinite but.

Synonyms:

pitchstone; obsidian; volcanic rock; tachylite;

Antonyms:

intrusive; steady;