Pyroxenite

Hyaloclastite

Pyroxenite and Hyaloclastite

Pyroxenite

Hyaloclastite

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1 Definition

1.1 Definition

Pyroxenite is a dark, greenish, granular intrusive igneous rock consisting mainly of pyroxenes and olivine

Hyaloclastite is an aggregate of fine, glassy debris formed by the sudden contact of hot, coherent magma and cold water or water-saturated sediment

1.2 History

1.2.1 Origin

Unknown

1.2.2 Discoverer

Unknown

1.3 Etymology

From pyro- fire + Greek xenos stranger as the mineral group was new to igneous rocks

From hyalo +‎ -ite

1.4 Class

Igneous Rocks

1.4.1 Sub-Class

Durable Rock, Hard Rock

Durable Rock, Soft Rock

1.5 Family

1.5.1 Group

Plutonic

Volcanic

1.6 Other Categories

Coarse Grained Rock, Opaque Rock

Fine Grained Rock, Opaque Rock

2 Texture

2.1 Texture

Clastic, Granular, Phaneritic, Porphyritic

Pyroclastic

2.2 Color

Black to Grey, Bluish - Grey, Dark Greenish - Grey, Green, Light Greenish Grey

Brown, Grey, Yellow

2.3 Maintenance

Less

2.4 Durability

Durable

2.4.1 Water Resistant

✔ ✘

2.4.2 Scratch Resistant

✔ ✘

2.4.3 Stain Resistant

✔ ✘

2.4.4 Wind Resistant

✔ ✘

2.4.5 Acid Resistant

✔ ✘

2.5 Appearance

Layered, Banded, Veined and Shiny

Dull

3 Uses

3.1 Architecture

3.1.1 Interior Uses

Countertops, Decorative Aggregates, Interior Decoration, Kitchens

Countertops, Decorative Aggregates, Homes, Interior Decoration

3.1.2 Exterior Uses

As Building Stone, As Facing Stone

As Building Stone, As Facing Stone, Paving Stone, Garden Decoration, Office Buildings

3.1.3 Other Architectural Uses

Curbing

3.2 Industry

3.2.1 Construction Industry

As Dimension Stone, Building houses or walls, Cement Manufacture, Construction Aggregate, for Road Aggregate

Building houses or walls, Construction Aggregate

3.2.2 Medical Industry

Not Yet Used

3.3 Antiquity Uses

Artifacts

Artifacts, Jewellery, Monuments, Sculpture

3.4 Other Uses

3.4.1 Commercial Uses

Cemetery Markers, Commemorative Tablets, Laboratory bench tops, Jewelry, Sea Defence, Tombstones

Cemetery Markers, Creating Artwork

4 Types

4.1 Types

Clinopyroxenites, Orthopyroxenites and Websterites

Welded tuff, Rhyolitic tuff, Basaltic tuff, Trachyte tuff and Andesitic tuff.

4.2 Features

Generally rough to touch, Host rock for Diamond, Is one of the oldest rock

Always found as volcanic pipes over deep continental crust

4.3 Archaeological Significance

4.3.1 Monuments

Not Yet Used

Used

4.3.2 Famous Monuments

Not Applicable

Data Not Available

4.3.3 Sculpture

Not Yet Used

Used

4.3.4 Famous Sculptures

Not Applicable

Data Not Available

4.3.5 Pictographs

Not Used

Used

4.3.6 Petroglyphs

Not Used

Used

4.3.7 Figurines

Not Yet Used

Used

4.4 Fossils

Absent

5 Formation

5.1 Formation

Pyroxenites are ultramafic igneous rocks which are made up of minerals of the pyroxene group, such as augite and diopside, hypersthene, bronzite or enstatite.

Hyaloclastite is a type of Igneous rock is formed through the cooling and solidification of lava or magma.

5.2 Composition

5.2.1 Mineral Content

Amphibole, Augite, Bronzite, Chromite, Diopside, Enstatite, Garnet, Hornblende, Hypersthene, Magnetite, Pyroxene

Calcite, Chlorite

5.2.2 Compound Content

Aluminium Oxide, CaO, Chromium(III) Oxide, Iron(III) Oxide, Potassium Oxide, MgO, Sodium Oxide, Silicon Dioxide, Sulfur Trioxide

Hydrogen Sulfide, Sulfur Dioxide

5.3 Transformation

5.3.1 Metamorphism

✔ ✘

5.3.2 Types of Metamorphism

Burial Metamorphism, Impact Metamorphism, Regional Metamorphism

Burial Metamorphism, Cataclastic Metamorphism, Contact Metamorphism, Hydrothermal Metamorphism

5.3.3 Weathering

✔ ✘

5.3.4 Types of Weathering

Biological Weathering, Chemical Weathering, Mechanical Weathering

5.3.5 Erosion

✔ ✘

5.3.6 Types of Erosion

Chemical Erosion, Coastal Erosion, Water Erosion

Chemical Erosion, Coastal Erosion

6 Properties

6.1 Physical Properties

6.1.1 Hardness

71-2

1 7

6.1.2 Grain Size

Coarse Grained

Fine Grained

6.1.3 Fracture

Uneven

Not Available

6.1.4 Streak

White, Greenish White or Grey

Colorless

6.1.5 Porosity

Less Porous

Highly Porous

6.1.6 Luster

Dull to Vitreous to Submetallic

Dull and Grainy

6.1.7 Compressive Strength

NANA

0.15 450

6.1.8 Cleavage

Irregular

Not Available

6.1.9 Toughness

Not Available

6.1.10 Specific Gravity

3.2-3.5Not Available

0 8.4

6.1.11 Transparency

Opaque

6.1.12 Density

3.1-3.6 g/cm³Not Available

0 1400

6.2 Thermal Properties

6.2.1 Specific Heat Capacity

NANA

0.14 3.2

6.2.2 Resistance

Impact Resistant, Pressure Resistant, Wear Resistant

Heat Resistant

7 Reserves

7.1 Deposits in Eastern Continents

7.1.1 Asia

India, Russia

Russia

7.1.2 Africa

South Africa

7.1.3 Europe

Germany, Greece, Italy, Scotland, Turkey

Iceland

7.1.4 Others

Greenland

Not Yet Found

7.2 Deposits in Western Continents

7.2.1 North America

Canada, USA

7.2.2 South America

Brazil, Colombia, Venezuela

Brazil, Colombia

7.3 Deposits in Oceania Continent

7.3.1 Australia

New Zealand, Queensland

Not Yet Found

All about Pyroxenite and Hyaloclastite Properties

Know all about Pyroxenite and Hyaloclastite properties here. All properties of rocks are important as they define the type of rock and its application. Pyroxenite and Hyaloclastite belong to Igneous Rocks.Texture of Pyroxenite is Clastic, Granular, Phaneritic, Porphyritic whereas that of Hyaloclastite is Pyroclastic. Pyroxenite appears Layered, Banded, Veined and Shiny and Hyaloclastite appears Dull. The luster of Pyroxenite is dull to vitreous to submetallic while that of Hyaloclastite is dull and grainy. Pyroxenite is available in black to grey, bluish - grey, dark greenish - grey, green, light greenish grey colors whereas Hyaloclastite is available in brown, grey, yellow colors. The commercial uses of Pyroxenite are cemetery markers, commemorative tablets, laboratory bench tops, jewelry, sea defence, tombstones and that of Hyaloclastite are cemetery markers, creating artwork.