GRAVEL PROPERTYSize: larger than 2 mm in its smallest dimension and no more than 64 mm.Functional use: Many roadways are surfaced with gravel, especially in rural areas where there is little traffic. lobally,
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GRAPHITE PROPERTIESHardness: Massive, hard and toughComposition: SiO2, Al2O3Special quality: high temperature, high strength propertiesFunctional use: Graphite has many excellent properties, which is applied widely in the metallurgical, mechanical, electrical, chemical, textile, defense and
GRANITE PROPERTIESHardness: Massive, hard and tough,Composition: SiO2, Al2O3Special quality: Pink to grey in colorFunctional use: Granite has been extensively used as a dimension stone and as flooring tiles in public and commercial buildings
GRANITE PROPERTIESHardness: Massive, hard and tough,Composition: SiO2, Al2O3Special quality: Pink to grey in colorFunctional use: Granite has been extensively used as a dimension stone and as flooring tiles in public and commercial buildings
GOLD ORE PROPERTIESHardness: 6Composition: Carbon Quartz Pyrite GoldSpecial quality: white low hardnessPlace of origin: worldFunctional use: most of the gold is for jewelry,others is used in photography, dentistry, coloring, and is currently being
GARNET PROPERTIESHardness: Mohs scale 6.5 to 7.5Common color: Red, but it can cover the whole spectrum of colorsChemical composition: Al3Be2[SiO4]3Functional use: Garnet is ground to a variety of sizes to be used as
FELDSPAR PROPERTIESHardness: 6.5Composition: CaCO3 SiO2Special quality: man-madePlace of origin: ChinaFunctional use: As a material of glass making, feldspar is also used as ceramics industry raw materials, this part takes 30% of the whole
DOLOMITE PROPERTIESHardness: 3.5-4Composition: CaMg(CO3)2Special quality: pink, colorless, white, yellow, grayPlace of origin: Global WorldFunctional use: Dolomite mine is a common sedimentary rock-forming mineral that can be found in massive beds several hundred feet
COPPER ORE PROPERTYComposition: copper , copper sulphideFunctional use: Copper ore stone can be made into:piping,electrical applications,architecture and industry,household products,coinage,biomedical applications,chemical applications,miscellanea etc. The high copper prices of recent years are producing a substantial
CONSTRUCTION WASTEHardness: 2-10Composition: 3CaO · SiO2 2CaO · SiO2, etcSpecial quality: gravel, concrete and other masonry materialFeatures:Affecting the air quality.Affecting the air quality.Destruction city's appearance environment.Potential safety hazard. What is Construction Waste Briefly,