Home > Term: кречњак
кречњак
Sedimentary rock composed of calcium carbonate (calcium carbonate) formed by deposits of seashells and marine animal skeletons. Limestone is often added to cement and other construction materials, including blocks and facings.
- ส่วนหนึ่งของคำพูด: noun
- อุตสาหกรรม/ขอบเขต: Biology
- Category: Ecology
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