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).
A kappa (æ²³ç«¥, lit. river child), also known as kawatarÅ (å·å¤ªé), komahiki (é§å¼, lit. horse puller), or kawako (å·è, lit. river tiger), is a yÅkai demon or imp found in traditional Japanese folklore. The name is a combination of the words kawa (river) and wappa, a variant form of ç«¥ warawa (also warabe) child.. In ShintÅ they are considered to be one of many suijin (æ°´ç¥,âwater deityâ), their yorishiro, or one of their temporary appearances. A hairy kappa is called a hyÅsube (ã²ãããã¹).