Sentence examples for mode of occurrence from inspiring English sources

Their mode of occurrence in the parent lignite plays a primary role in the leaching of combustion ashes.

The principal mode of occurrence of tachylyte is as a chilled edge to thin dikes or sills of basalt or diabase; this edge may be only a millimetre or so thick and merges inward into crystalline basalt.

Shortly after his return to Berkeley he identified, described, and named the gem Benitoite and discussed its mode of occurrence; he also named and described the associated new mineral Joaquinite.

Titanium is chosen to illustrate this type of mass release from coal particles on the basis of its low volatility and mode of occurrence in the coal.

In contrast are those minerals that have a limited mode of occurrence or are formed by more unusual processes, such as the ores of metals, vein minerals, and cavity fillings.

Maceral nomenclature has been applied differently by some European coal petrologists who studied polished blocks of coal using reflected-light microscopy (their terminology is based on morphology, botanical affinity, and mode of occurrence) and by some North American petrologists who studied very thin slices (thin sections) of coal using transmitted-light microscopy.

Mineral matters occur in coal in different mode of occurrences.

Water in all forms and modes of occurrence is affected chemically by the materials with which it comes into contact.

More coarse-grained deposits recognized on the basis of high backscatter and in some cases moderate seafloor relief have two modes of occurrence.

Chabazite, one of the dominant zeolites in altered volcanic deposits, is the principal member of a group of zeolite minerals that have very similar modes of occurrence, chemical and physical properties, and internal structures.

In this paper, a sequential extraction/density separation procedure (SE/DS) was designed to examine the modes of occurrence of fluorine in the coal.