అరుదైన అంశాలలో రిచ్ మాగ్మా యొక్క క్రిస్టలైజేషన్ నుండి ఉత్పన్నమయ్యే వినలేని శిలలు,

pegmatites's Usage Examples:

It is only very rarely found and restricted to extremely sodic conditions of ultra-alkaline pegmatites.

Wolframite is found in quartz veins and pegmatites associated with granitic intrusives.

the beneficiation of lithium bearing ores from pegmatites, like the main lithium-bearing mineral known as spodumene.

It occurs in pegmatites where it can form crystals up to 30 cm (12 in) long and in the contact.

mixture is higher in alkali and aluminium and typically lower in iron than felspars from pegmatites making it a good raw material.

occurring in nepheline syenite intrusions and agpaitic (peralkaline) pegmatites and granites as the Golden Horn batholith in Okanogan County, Washington.

New England"s pegmatites have produced some of the largest beryls found, including one massive crystal from the Bumpus Quarry in Albany, Maine.

commonly found in phosphate-rich pegmatites.

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

Most pegmatites are intrusive rocks found in sheets of rock (dikes and veins) near large.

In some places, the cooling process lasted long enough to form pegmatites that contain large, pure crystals of various minerals.

form of fluocerite-(Ce) - a very rare mineral species related mainly to pegmatites and rarely to oxidation zones of some polymetallic ore deposits.

pegmatites in association with albite, spodumene, petalite, amblygonite, lepidolite and quartz.