Tuffs are further classified by their depositional environment, such as lacustrine tuff, subaerial tuff, or submarine tuff, or by the mechanism by which the ash was transported, such as fallout tuff or ash …

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Tuff is only correct when used as a noun that references a certain type of rock. If you are writing about a specific commercial product that includes tuff as part of a proper name, this usage is also acceptable.

The meaning of TUFF is a rock composed of the finer kinds of volcanic detritus usually fused together by heat.

While tough and tuff sound the same, tough is the established adjective synonymous with resilience and strength. Tuff, on the other hand, is a seldom-used informal alternative or a specific geological term.

Some of the world’s largest deposits of vitric tuff are produced by eruptions through a large number of narrow fissures rather than from volcanic cones. In extensive deposits, tuff may vary greatly not only …

Mar 29, 2025 · What does 'tuff' mean in slang? Explore the meaning, origins, and cultural significance of this playful term, along with examples and its rising popularity in today's lexicon.

May 17, 2025 · Tuff typically describes something that's cool or exciting, especially online, but it can mean other things, too. In this article, we'll explain those different meanings, go over how to use the …

Jan 16, 2024 · Tuff is a pyroclastic rock with more than 75% volcanic ash and can be of basaltic, rhyolitic, dacitic, andesitic, and other compositions.

A tuff of recent origin is generally loose, but the older tuffs have usually been cemented together by pressure and the action of infiltrating water. This makes rocks which, while not very hard, are strong …