ਕੁਆਰਟਜ਼ ਅਤੇ ਮੀਕਾ ਦੀ ਬਣੀ ਇੱਕ ਗ੍ਰੇਨਾਈਟ ਚੱਟਾਨ,

greisen's Usage Examples:

The host to gold mineralisation is a silica and feldspar rich greisenised pegmatite.

Open space filling is the hallmark of epithermal vein systems, such as a stockwork, in greisens or in certain skarn environments.

vein cavities and as coatings in molybdenite ore veins and quartz topaz greisens.

Geologic occurrence is in granite pegmatites, high-temperature tin veins, and greisens.

The mineral occurs in nepheline syenite pegmatites and granite and aplite greisens.

Quartz and quartz-feldspar veins form a stockwork with minor mineralisation, whilst greisen bordered veins are found in.

oxidation of ferberite within granitic pegmatite dykes and in pegmatitic greisen veins.

In the igneous environment, metasomatism creates skarns, greisen, and may affect hornfels in the contact metamorphic aureole.

veins, bosses and segregation masses; it is also found in association with greisen and pegmatite.

replaced by quartz and white mica (in greisen) or quartz and tourmaline (in schorl rocks); in the other case scapolite is the principal new product.

igneous environment, metasomatism creates skarns, greisen, and may affect hornfels in the contact metamorphic aureole adjacent to an intrusive rock mass.

high-temperature hydrothermal vein deposits and altered granites with greisen, granite pegmatites and in alluvial deposits.

In the igneous environment, metasomatism creates skarns, greisen, and may affect hornfels in the contact metamorphic aureole adjacent to.

Synonyms:

stone, rock,

Antonyms:

artifact, achromatic, bad person,