Provides a few jobs locally. Lowers the cost of gravel roads if the quarry is in your area. A resource for gravel, limestone, and lime dust for property owners and farmers. Often times, when the quarry is finished the company is required to reclaim the land and make it look nice again. The quarry then becomes a park, or recreation area.
In the past, they didn't have to do this and that's where the bad image came from.
The main substance in limestone is calcium carbonate.
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carbonation which is a type of chemical weathering
Caves are mainly composed of rock materials such as limestone, sandstone, granite, and basalt. These rocks often have natural cracks or fissures that water can seep into and erode over time, forming cave systems. Additionally, caves may contain mineral deposits such as stalactites and stalagmites.
limestone
Advantages: You get limestone, which you can use for: Making concrete when burnt and mixed with appropriate amounts of clay Limestone of suitable quality is a good dimension stone which can be used for building limestone can be used as an aggregate ( crushed rock) Limestone can be used as a feedstock in some industrial processes, for example desulphurisation of coal-fired power station flue gasses, in iron and steel production or in fertilizer production. All the materials in limestone can be used. All the above provide jobs and economic stimulus. Disused quarry's, if there is no risk of contamination of the water table (uncommon in limestone areas) can then be used for landfill, currently a very lucrative business. Very old limestone quarries, once disused can become quite picturesque, become used as nature reserves, be used for recreation such as rock-climbing Abandoned or active quarries are useful resources for geologists if access is safe. o Disadvantages: Noisy, unsightly and often located in sites of outstanding natural beat such as the peak district or dales national parks in the UK. Need large volumes of heavy Lorries, Destruction of existing habitat and destruction of rare karst and cave systems There are large holes in the ground ,energy and pollution e.g. Transport
The main sediment of limestone is calcium carbonate, which is primarily composed of the mineral calcite. It forms from the accumulation and compaction of the remains of marine organisms such as coral, shells, and skeletal fragments.
Dissolving limestone.
Limestone
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Limestone is crushed and baked at high temperatures to produce the main ingredient for Portland cement.
what are main points on temperature