Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

As illustrative of the above remarks reference may be made to a few terms commonly used in economic geology, such as primary, secondary, syngenetic, epigenetic, supergene, hypogene, protore, etc.

From The Economic Aspect of Geology by Leith, C. K. (Charles Kenneth)

The term syngenetic has been used for mineral deposits formed by processes similar to those which have formed the enclosing rocks and in general simultaneously with them, and epigenetic for those introduced into preëxisting rocks.

From The Economic Aspect of Geology by Leith, C. K. (Charles Kenneth)

These deposits form one of the main types of syngenetic deposits.

From The Economic Aspect of Geology by Leith, C. K. (Charles Kenneth)

In certain cases syngenetic may be roughly synonymous with primary, and epigenetic with secondary, and yet a primary ore may be epigenetic.

From The Economic Aspect of Geology by Leith, C. K. (Charles Kenneth)