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Dacite
Dacite

Basanite 
Basanite 



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Dacite vs Basanite 

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Definition

Definition

Dacite is a volcanic igneous rock which is rintermediate in composition between andesite and rhyolite
Basanite is a black basaltic rock which mainly contains plagioclase, augite, olivine and nepheline and is formerly used as a touchstone

History

Origin

Romania and Moldova, Europe
-

Discoverer

Unknown
Unknown

Etymology

From Dacia, a province of the Roman Empire which lay between the Danube River and Carpathian Mountains where the rock was first described
From Latin basanites + -ite

Class

Igneous Rocks
Igneous Rocks

Sub-Class

Durable Rock, Soft Rock
Durable Rock, Hard Rock

Family

Group

Volcanic
-

Other Categories

Fine Grained Rock, Medium Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock

Texture

Texture

Aphanitic to Porphyritic
Aphanitic to Porphyritic

Color

Bluish - Grey, Brown, Grey, Light to Dark Grey
Black, Brown, Green, Grey, Red, White

Maintenance

Less
Less

Durability

Durable
Durable

Water Resistant

Scratch Resistant

Stain Resistant

Wind Resistant

Acid Resistant

Appearance

Vesicular
Glassy or Pearly

Uses

Architecture

Interior Uses

Decorative Aggregates, Entryways, Interior Decoration
Decorative Aggregates, Homes

Exterior Uses

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

Other Architectural Uses

Curbing
Whetstones

Industry

Construction Industry

As Dimension Stone, Construction Aggregate, for Road Aggregate, Landscaping
Arrowheads, Construction Aggregate, Cutting Tool, Spear Points

Medical Industry

-
-

Antiquity Uses

Artifacts
Artifacts, Monuments

Other Uses

Commercial Uses

Commemorative Tablets, Creating Artwork
As a touchstone, Creating Artwork, Gemstone, In fire-starting tools, Manufacture of tools, Metallurgical Flux, Jewelry, To ignite fire, Used in flintlock firearms

Types

Types

Footwall Dacite, Hanging wall Dacite, Tuff and Biotite Dacite
Nepheline-Basanite, Analcite-Basanite and Leucite-Basanite

Features

Host Rock for Lead, Is one of the oldest rock
Clasts are smooth to touch, Easily splits into thin plates, Has High structural resistance against erosion and climate, Used as a touchstone

Archaeological Significance

Monuments

-
-

Famous Monuments

-
-

Sculpture

-
-

Famous Sculptures

-
-

Pictographs

-
-

Petroglyphs

-
-

Figurines

-
-

Fossils

Absent
Absent

Formation

Formation

Dacitic magma is formed by the subduction of young oceanic crust under a thick felsic continental plate. Further, the Oceanic crust is hydrothermally altered as quartz and sodium are added.
Basanite is a fine-grained, hard rock that forms when bits of lava shoot out of volcanoes.

Composition

Mineral Content

Amphibole, Apatite, Biotite, Feldspar, Garnet, Hornblade, Magnetite, Plagioclase, Pyroxene, Quartz, Zircon
Augite, Feldspar, Ilmenite, Olivine, Plagioclase

Compound Content

Ca, Fe, Potassium Oxide, Mg, Potassium, Silicon Dioxide
Potassium Oxide, Sodium Oxide, Silicon Dioxide

Transformation

Metamorphism

Types of Metamorphism

Burial Metamorphism, Cataclastic Metamorphism
Burial Metamorphism, Cataclastic Metamorphism, Contact Metamorphism, Regional Metamorphism

Weathering

Types of Weathering

Biological Weathering, Chemical Weathering, Mechanical Weathering
Chemical Weathering, Mechanical Weathering

Erosion

Types of Erosion

Chemical Erosion
Chemical Erosion, Coastal Erosion, Glacier Erosion, Sea Erosion, Water Erosion, Wind Erosion

Properties

Physical Properties

Hardness

2-2.257
1 7
👆🏻

Grain Size

Medium to Fine Coarse Grained
Fine Grained

Fracture

Conchoidal
Uneven, Splintery or Conchoidal

Streak

White
White

Porosity

Less Porous
Highly Porous

Luster

Subvitreous to Dull
Waxy and Dull

Compressive Strength

70.00 N/mm2100.00 N/mm2
0.15 450
👆🏻

Cleavage

Perfect
-

Toughness

-
1.5

Specific Gravity

2.86-2.872.5-2.8
0 8.4
👆🏻

Transparency

Translucent
Translucent to Opaque

Density

2.77-2.771 g/cm32.7 g/cm3
0 1400
👆🏻

Thermal Properties

Specific Heat Capacity

0.92 kJ/Kg K0.74 kJ/Kg K
0.14 3.2
👆🏻

Resistance

Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant
Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant

Reserves

Deposits in Eastern Continents

Asia

-
-

Africa

-
Uganda

Europe

France, Greece, Romania, Scotland, Spain
Germany, Hungary, Italy, Spain

Others

-
Greenland, Mid-Atlantic Ridge

Deposits in Western Continents

North America

USA
USA

South America

Argentina, Bolivia, Chile, Colombia, Ecuador, Peru, Venezuela
Bolivia, Brazil

Deposits in Oceania Continent

Australia

New Zealand, South Australia, Western Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia

Dacite vs Basanite  Information

Earth’s outer layer is covered by rocks and these rocks have different physical and chemical properties. As two rocks are not same, it’s fun to compare them. You can also know more about Dacite and Basanite  Reserves. Dacite is a volcanic igneous rock which is rintermediate in composition between andesite and rhyolite. Basanite is a black basaltic rock which mainly contains plagioclase, augite, olivine and nepheline and is formerly used as a touchstone. These rocks are composed of many distinct minerals. The process of formation of rocks is different for various rocks. Rocks are quarried from many years for various purposes. You can check out Dacite vs Basanite  information and Dacite vs Basanite  characteristics in the upcoming sections.

Dacite vs Basanite  Characteristics

Though some rocks look identical, they have certain characteristics which distinguish them from others. Characteristics of rocks include texture, appearance, color, fracture, streak, hardness etc. Dacite vs Basanite  characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Dacite and Properties of Basanite . Learn more about Dacite vs Basanite  in the next section. The interior uses of Dacite include Decorative aggregates, Entryways and Interior decoration whereas the interior uses of Basanite  include Decorative aggregates and Homes. Due to some exceptional properties of Dacite and Basanite , they have various applications in construction industry. The uses of Dacite in construction industry include As dimension stone, Construction aggregate, For road aggregate, Landscaping and that of Basanite  include Arrowheads, Construction aggregate, Cutting tool, Spear points.

More about Dacite and Basanite 

Here you can know more about Dacite and Basanite . The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Dacite and Basanite  consists of mineral content and compound content. The mineral content of Dacite includes Amphibole, Apatite, Biotite, Feldspar, Garnet, Hornblade, Magnetite, Plagioclase, Pyroxene, Quartz, Zircon and mineral content of Basanite  includes Augite, Feldspar, Ilmenite, Olivine, Plagioclase. You can also check out the list of all Igneous Rocks. When we have to compare Dacite vs Basanite , the texture, color and appearance plays an important role in determining the type of rock. Dacite is available in bluish - grey, brown, grey, light to dark grey colors whereas, Basanite  is available in black, brown, green, grey, red, white colors. Appearance of Dacite is Vesicular and that of Basanite  is Glassy or Pearly. Properties of rock is another aspect for Dacite vs Basanite . The hardness of Dacite is 2-2.25 and that of Basanite  is 7. The types of Dacite are Footwall Dacite, Hanging wall Dacite, Tuff and Biotite Dacite whereas types of Basanite  are Nepheline-Basanite, Analcite-Basanite and Leucite-Basanite. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Dacite and Basanite  is white. The specific heat capacity of Dacite is 0.92 kJ/Kg K and that of Basanite  is 0.74 kJ/Kg K. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Dacite is heat resistant, impact resistant, pressure resistant, wear resistant whereas Basanite  is heat resistant, impact resistant, pressure resistant, wear resistant.