ultrabasic

In Sabah it is also found on soils derived from ultrabasic rock.

Deep brown Cr-rich ones in basic and ultrabasic rocks.

Rare and endangered plant species occupy the landscape covered by these ultrabasic soils.

Phlogopite is found in ultrabasic rocks, which reflects its high magnesium content.

It also grows in ultrabasic and limestone soils.

Gold is associated with wide zones of intensely altered ultrabasic and felsic rocks.

Intrusive Proterozoic age ultrabasic rocks occur along the southern margin of the property.

The ultrabasic rocks have been extensively affected by several phases of hydrothermal alteration.

In Metallogeny of basic and ultrabasic rocks.

The ultrabasic rocks are rich in orthopyroxene, which is unusual, usually clinopyroxene is found.

Some of the masses, such as those at Huntly and Belhelvie, are predominantly ultrabasic.

Chrysoprase occurs within the deep weathering profile that results from lateritiseration1 of nickeliferous serpentinites2 or other ultrabasic rocks.

The groups ultrabasic, basic, intermediate and acid constitute a series with progressively increasing SiO content.

It is a low emergent to main canopy tree, found in mixed dipterocarp forest on soils ovelying ultrabasic rock.

Some of the gold, however, was clearly derived from an ultrabasic source; local higher-level epithermal mineralisation cannot be ruled out, but seems unlikely.

Lecture 5 Magmatic ore deposits: ultrabasic and basic intrusions and volcanic rocks.

Cu-Ni sulphides are associated with basic and ultrabasic intrusions in north-east Scotland.

The complex consists of basic to ultrabasic gabbros, dunites, harzburgites and clinopyroxene cumulates.

Kimberlites are a clan of volatile-rich (dominantly carbon dioxide) potassic ultrabasic rocks.

The second subgroup contains ultrabasic rocks and volcanic sedimentary featuring a non-uniform medium permeability.

Also it grows on sandy or clay soils, and can also be found on limestone and ultrabasic grounds.

Unst - hydrothermal and magmatic PGE in ophiolitic ultrabasic complex.

Underground waters in general are not common in the area but are assumed to be in the depths of limestone and ultrabasic rocks.

Wehrlite is an ultramafic and ultrabasic rock that is a mixture of olivine and clinopyroxene.

Kimberlite Kimberlite is volatile-rich, potassic, ultrabasic igneous rock that occurs as small volcanic pipes, dykes and sills.