Gypsum (CaSO4.2H2O) is very similar to Anhydrite (CaSO4). The chemical difference is that gypsum contains two waters and anhydrite is without water. Gypsum is the most common sulfate mineral. Gypsum wallboard and plaster: Wallboard and construction plaster are the primary industrial uses of gypsum in the United States.
Hoshi (æ) is a Japanese word which means star. It is also a surname. Hoshi (ä¿å¿) is a Japanese surname with a similar pronunciation. HÅshi (æ³å¸«) is unrelated to the preceding words, and pronounced differently. It is a technical term in Buddhism (see below).
In Japanese, they are usually referred to as bushi (æ­¦å£«, [bÉ¯.Éi]) or buke (æ­¦å®¶). According to translator William Scott Wilson: In Chinese, the character ä¾ was originally a verb meaning to wait upon, accompany persons in the upper ranks of society, and this is also true of the original term in Japanese, saburau.