Noun:

নিসিক,

gneisses's Usage Examples:

Gneisses that are metamorphosed igneous rocks or their equivalent are termed granite gneisses, diorite gneisses, and so forth.

The Lewisian consists mainly of granitic gneisses with a minor amount of supracrustal rocks.

Guinea Rise, a dome of Archaean rocks, composed largely of migmatites, gneisses and amphibolites, over which lie the greenstone belts of the early Proterozoic.

The basement is formed by Archaean and Paleoproterozoic gneisses of the Lewisian complex, unconformably overlain by the Neoproterozoic Torridonian.

The geology of Togo is largely of gneisses and granitic rocks of Proterozoic age in the central and southern part of the country.

metajaspillites, metahematites, quartzites, quartz schists, micaschists, gneisses, migmatites, amphibolites, granites, charnockites, eclogites, metabasalts.

In eastern Rwanda are the “older granites” along with granitic-gneisses and migmatites of Palaeoproterozoic age.

Muscovite is the most common mica, found in granites, pegmatites, gneisses, and schists, and as a contact metamorphic rock or as a secondary mineral.

discontinuous slivers of metamorphic rocks, pelites, metaconglomerates and gneisses caught up within regional strike-slip oblique thrust faults.

The Archean gneisses and schists, which are the oldest rocks of the Indian Shield, constitute.

Islay, gneisses of the Rhinns complex lie unconformably beneath the Colonsay Group, which is correlated with the Dalradian Supergroup.

The gneisses on Islay.

The belt is bounded by metasedimentary gneisses and metavolcanics of the Kisseynew Domain to the north and extends to the.

They initiate at depth in zones of intracrustal flow, where mylonitic gneisses form.

core of Archean basement composed in the main of granitoids, schist and gneisses.

The Rauer Islands terrane, composed of the Rauer Group granulite gneisses, are Late Proterozoic (1106 Ma).

The rocks here are granites and gneisses, and glacial tills dot this bedrock landscape, with loose gravel covering.

veins and cavities of basaltic rocks, sometimes in granites, syenites, or gneisses.

greywackes frequently pass into mica-schists, chloritic schists and sedimentary gneisses.

It also appears in regionally metamorphosed schists, gneisses, and iron formations; in blueschist facies rocks, and from sodium metasomatism.

Supergroup, 1600 million years in age, and Archaean rocks comprising granites, gneisses and dolerite dykes that are more than 2100 million years old.