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«¥, river-child) , alternatively called kawatarÅ (å·å¤ªé, river-boy) , komahiki (é§å¼, horse puller) , or kawako (å·å­, river-child) , is a yÅkai found in 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) . There are more than eighty other names associated with the kappa in different regions, including kawappa, gawappa, kÅgo, mizushi, mizuchi, enkÅ, kawaso, suitengu, and dangame. Along with the oni and the tengu, the kappa is among the best-known yÅkai in Japan.