Noun:

ট্রেইকাইট্,

trachytes's Usage Examples:

defined above, so that it included quartz-trachytes (now known as liparites and rhyolites) and oligoclase-trachytes, which are now classified as andesites.

acidic and alkaline igneous rocks such as volcanic obsidians, rhyolites, trachytes and phonolites and plutonic quartz syenites where it is associated with.

The middle succession holds elongated plagioclase-dominated trachytes.

They have compositions very similar to the trachytes and are usually grouped with them.

The eruptions were predominantly basaltic, with associated andesite and trachytes, with minor rhyolite.

Antilla rocks are compositionally trachybasalts to trachytes.

240,000 BC Quartz trachytes c.

such as obsidian and felsic pyroclastic rocks, and is notably found in trachytes of the Drachenfels, Germany.

consist of lavas that range from basanites and trachybasalts to evolved trachytes and phonolites.

The Monti della Tolfa consists mostly of trachytes formed during the Eocene and the early Pleistocene.

Trachyandesites and trachytes of the Pino Hachado and Pichachén areas are alkaline.

After the basal trachytes were erupted, the explosive phase produced alkali-feldspar porphyritic trachytes, which erupted as pyroclastic.

orthoclase (or sanidine) is present in considerable amount are leucite-trachytes, leucite-phonolites and leucitophvres.

Palaeocene tuffs, trachybasalts, aegirine–augite trachytes and aegirine–augite phonolitic trachytes, which have been radiometrically dated at about 58.

The island is formed from an intrusion of trachytes from the lower Carboniferous.

Trachybasalts, phonolites, trachytes, peralkaline trachytes, pantellerites, comendites and rhyolites form the overlying.

million years ago, with a lower basaltic series and an upper series of trachytes, trachyphonolites and phonolites.

of voluminous breccias, most of which were deeply eroded; eruption of trachytes and phonolites as thick flows; and finally basaltic activity in the summit.