Examples of 'breccias' in a sentence
Meaning of "breccias"
Breccia (noun) - A type of rock composed of broken fragments or angular clasts cemented together in a fine-grained matrix. Breccias can be formed from various geological processes such as faulting, impact events, or volcanic activity, resulting in a distinctive and often colorful appearance
Show more definitions
- plural of breccia
How to use "breccias" in a sentence
Basic
Advanced
breccias
Mesosiderites are breccias which show signs of metamorphism.
Breccias form during asteroid impacts.
In these occurrences different types of hydrothermal breccias were recognized.
Includes breccias and melt rocks.
A slow component is infiltrated inside the porous medium of breccias.
Komatiitic magmatic breccias were commonly intersected in diamond drill holes.
Rocks called breccias.
Sedimentary breccias are an integral host rock for many sedimentary exhalative deposits.
Many skarn and greisen deposits are associated with hydrothermal breccias.
They also occur as breccias or in volcanic plugs and dikes.
Composite rocks on the lunar surface often appear in the form of breccias.
Veins and breccias are common.
Cataclastic rocks are associated with fault zones and impact event breccias.
Deposits associated with intrusion breccias are linked to much smaller intrusions.
The breccias from which this wealth of fossils derive are intact and undisturbed.
See also
They probably consist of ancient impact breccias and volcanic materials.
Such breccias may be called sedimentary breccias to distinguish them from other breccia types.
Alluvial fans and rock avalanche breccias are locally developed.
They are the deep crustal counterparts to cataclastic brittle faults that create fault breccias.
Open spaces within ancient collapse breccias are another important source of vugs.
These breccias are overlain by carbonate breccias with clasts of Cenomanian age.
The basic difference between conglomerates and breccias lies in the gravel itself.
Massive sedimentary breccias directly overlie and contain clasts from all units of the ophiolite complex.
Specimens of Homo habilis have also been found in the breccias of Sterkfontein caves.
The breccias and conglomerates of Coloso Formation are the deposits of former alluvial fans.
The mountain is composed of andesite lava flows and breccias of Oligocene age.
These breccias are crosscut by a fairly classic quartz-molybdenite stockwork.
To the west the Round Hows are examples of bedded breccias sandstone and tuffs.
Breccias are rocks that are composed of fragments of other, older rocks.
The Townsite Formation consists of rhyodacite breccias interbedded with felsic tuffs and pillowed dacites.
The S content of glass in dykes cutting the pillow breccias is low.
Thick sequences of sedimentary ( colluvial ) breccias are generally formed next to fault scarps in grabens.
The volcanic necks are defined by magmatic-hydrothermal breccias.
It is mainly composed of volcaniclastic breccias giving impressive dimensions and a shield-like morphology.
They also contain layers of hemipelagic limestones, conglomerates, carbonaceous breccias as well as olistoliths.
At depth, some kimberlite breccias grade into root zones of dikes made of unfragmented rock.
Sampling and analysis confirmed reported results of copper-gold mineralization associated with high-iron breccias.
Conglomerates are dominantly composed of rounded gravel, while breccias are composed of dominantly angular gravel.
This age correlates breccias formation with the emplacement of syn - to post-orogenic granitic bodies.
Two main types of breccia are recognized, grey sodic breccias and colourful potassic breccias.
The Property covers a silver-dominant epithermal mineral system hosted in veins and breccias.
There, they collected black and white breccias and smaller, crystalline rocks rich in plagioclase.
Volcanics consist of pillow lavas, flows, and breccias.
A band of dolomites and their associated breccias run through the entire area, creating a hilly terrain.
A mineral deposit consisting of a zone of veins, veinlets, disseminations, or planar breccias.
In the pamplona occurrence and the cercado mine, the dolomite breccias are mineralized, structurally control.
Rhyolite flows, breccias and hyaloclastics are the primary rocks comprising the Flat Landing Brook Formation.
The minimum volume of basement t1uids that have circulated through the breccias is about 1 km3?
Campanian-Maastrichtian breccias could result from the beginning of the belt formation.
Abstract, Cornieules ( Cargneules or Rauhwackes ) are dolomitic breccias with calcitic matrix.
