Limestone and marble are both natural stones composed primarily of calcium carbonate, but they differ significantly in geological formation, physical properties, appearance and application.
1. In terms of geological formation
Limestone is one kind of sedimentary rock. It is formed over millions of years, from the accumulation of shells, sand, and skeletons of marine life. Due to this formation process, it is generally soft and porous. Marble, is one kind of metamorphic rock. It is derived from limestone under high temperature and pressure. This transformation causes recrystallization, making marble denser and harder than limestone.
2. In terms of physical property
● Hardness
The Mohs hardness of limestone is around 3, while the Mohs hardness of marble is around 3-4. This indicates that marble is harder and more durable than limestone.
● Porosity
Marble has a lower porosity, usually around 0.06%- 1%, while limestone has a higher porosity, usually greater than 1%. This difference is primarily due to their formation process and mineral compositions.
● Density
Due to the metamorphic nature of marble, it is denser than limestone, this makes it more durable in a variety of applications.
3. In terms of appearance
● Color and pattern
Limestone usually exhibits organic colors, such as: brown and gray with visible fossil imprints. In contrast, marble exhibits a wider variety of colors—including white, black, pink, green, and blue. It often features distinctive veining patterns that enhance its beauty.
● Visual Texture
Marble has smoother and more refined appearance due to its crystalline structure, while limestone has more natural and simpler appearance.
4. In terms of application
Both limestone and marble are usually used in construction, however, their applications differ based on their properties. Marble is commonly used for countertops, sculptures, and high-end flooring due to its elegance and durability. While limestone is often used as paving stones and building materials.
Özet
Although the main component of marble and limestone are both calcium carbonate, they differ in geological structure, appearance and application, etc. However, in practical application, both marble and limestone usually need to be crushed and graded. This can not only ensure the consistency and uniformity of the material, but also improve construction efficiency and the quality of finished products.
The ball mill and air classifier from Qingdao Epic is suitable for deep-processing of limestone and marble. Qingdao Epic Toz Makineleri Co., Ltd. toz makinaları üretiminde uzmanlaşmış bir üreticidir.
Başlıca ürünlerimiz şunlardır:
– Değirmenler: bilyalı değirmen, hava sınıflandırıcı değirmeni(ACM), valsli değirmen, jet değirmen, turbo değirmen ve darbeli değirmen vb.
– Sınıflandırıcılar: dört seri hava sınıflandırıcıyı içerir: HTS, ITC, MBS ve CTC.
– Yüzey kaplama mkokulandırıcılar: pim-değirmen değiştiricisi, turbo-değirmen değiştiricisi ve üç silindirli değirmen değiştiricisi vb.
– Yardımcı ekipman: kontrol kabini, toz toplayıcı ve kovalı asansör vb.
– Müşteriler gerçek ihtiyaçlarına göre ürünleri özelleştirebilir. Bir müşteri, bir tasarım.
If you are interested in ball mill and air classifier from Qingdao Epic, contact our staff directly, we are always at your service.
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