Знания

Cultural stone, the academic name Cast Stone, is defined as "the manufacture of exquisite architectural concrete building units, which simulates natural cutting and fetching of ...

"Culture Stone" is a collective term. Natural cultural stones can be divided into sedimentary sandstone and hard slate in terms of material. Artificial cultural stone ...

Burning: Rough appearance. This kind of appearance is mainly used indoors, such as floors or as decorative surfaces in commercial buildings, and the labor cost ...

Marble (English: Marble) originally refers to white limestone with black patterns produced in Dali, Yunnan Province. The section can form a natural ink landscape painting. ...

The famous saying "There are all kinds of granites" originally proposed by HH Read in 1933. In fact, there are at least 20 types of ...

Off-white potash feldspar and plagioclase are often difficult to distinguish on hand specimens. At this time, we must carefully observe the double crystal characteristics of ...