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Granite Marble

Natural Stone - SLATESTONE


Physically, these are Metamorphic-Argillaceous rocks, which has developed a well-marked splittable cleavages with or without developed recrystallization & spots/knots of minerals like garnet, pyrite, andulasite, etc. They are normally fine to medium grained, moderately hard & compact, less homogeneous with varying textures & shades. It has an ability to split into thin layers along the plane of cleavages due to flattened & elongated minerals along the plane of cleavage.

 
Copper Slate Natural Copper Slate Polished Deoli Green Slate Natural
Copper Slate Natural Copper Slate Polished Deoli Green Slate Natural
Jak Black Slate Natural Jeera Green Slate Natural Jeera Green Slate Polished
Jak Black Slate Natural Jeera Green Slate Natural Jeera Green Slate Polished
Kund Multi Slate Natural M Green Slate Natural Multi Pink Slate Natural
Kund Multi Slate Natural M Green Slate Natural Multi Pink Slate Natural
Ocean Green Slate Polished Silver Grey Slate Natural Silver Grey Slate Polished
Ocean Green Slate Polished Silver Grey Slate Natural Silver Grey Slate Polished
Silver Shine Slate Natural Silver Shine Slate Polished South Black Slate Natural
Silver Shine Slate Natural Silver Shine Slate Polished South Black Slate Natural
Terra Red Slate Natural Vijaya Gold Slate Natural  
Terra Red Slate Natural Vijaya Gold Slate Natural  
Hardness: 3.0 to 4.0 on Moh's scale
Density: 2.6 to 2.8 Kg/cm3
Modulus of Rupture: 22 to 34 N/mm2
Compressive Strength: 24 to 36 N/mm2
Specific Gravity: 2.65 to 2.80
Porosity: Low to very low
Water Absorption: 1.5 to 2%
Weather Impact: Resistant
Corrodibility: 0.4 to 0.7%
Chemically, they are Multi-Mineral, metamorphic argilaceous rocks made of an aggregate of minerals and colloidal substances. Essentially mineral composition includes quartz, mica, chlorite, sericite & oxides of iron with occasional spots/knots of minerals like garnet, pyrite, andulasite, etc.
SiO2: 55-65%
Iron (Fe2O3): 4%-8%
Alumina (Al2O3): 15 to 20%
Soda (Na2O) & Potash (K2O): 2-4%
Lime (CaO): 0.5-1%
Magnesia (MgO): 0.5-3%
TiO2: 0.4-0.5%
Loss On Ignition (LOI): 3-4%
 
Stone Onyx
 

Umang Stone International : 403, Sapphire Jagan Plaza , SMS HIGHWAY  Tulsi Marg, Banipark,Jaipur - 302016 , India
Phone : +91-141- 2329782 / 2207786  Mobile : +91-9414044481   Fax : +91-141-
2207786
Emai : umangstone124@hotmail.com ,
info@umangstone.com  ,umangsales@gmail.com 

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