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Because color can vary based on the purity of the mineral.
magnetic
And their texture, which can be aphanitic, phaneritic, glassy, or porphyritic. mineral composition and crystal texture
The property of a mineral that is determined by how light reflects from its surface is called, "Luster".
you might make an incorrect identification
classify manufacturing industries into two groups on the basis of sources of raw materials used
Iron and steel, cement, aluminum, machine tools, petrochemicals producing industries are called mineral based industries.Mineral based industries are primary industries that use mineral ores as their raw materials. The products of these industries feed other industries. Iron made from iron ore is the product of mineral based industry. This is used as raw material for the manufacture of a number of other products, such as heavy machinery, building materials and railway coaches.
Agro based industry include all terms.One input is Raw material-In raw material all includes .Industries may be agrobased,mineral based,mariene based and forest based depending on the type of raw materials they use.
they developed an economy based on farming
Actually industries in developed and under -developed nations are beginning to look similar. This revolves around the fact that all nations recognize the value in developing high technology industries. The difference here, however, is that the developed nations have their own home grown high technology companies and underdeveloped nations are bringing in high technology companies from developed nations to help them by forming technology industries. This involves software development and Internet based industries.
The New England economy was based on products from the forests and the southern Economy was based on farming.
Industries which use materials obtained from animals are called animal based industries.
Marine based industries are industries which depend on raw materials from the sea or ocean
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Brenda Parlee has written: 'A guide to community-based monitoring for northern communities' -- subject(s): Citizen participation, Environmental aspects, Environmental aspects of Mineral industries, Environmental conditions, Ethnobiology, Health and hygiene, Mineral industries, Native peoples, Public health, Sustainable development
chemical based industries is industries that use chemical to production of goods are called chemical based industries
the pastroal based industries obtain their raw material from animals