Magnesium sulfate sanderite are rare. Kieserite is a monohydrate and is common among evaporitic deposits. Anhydrous magnesium sulfate was reported from some burning coal dumps. Double salts containing magnesium sulfate exist, for example there are several known sodium magnesium sulfates and potassium magnesium sulfates. An abnormally elevated plasma concentration of magnesium is called hypermagnesemia. Magnesium sulfate Magnesium sulfate is an inorganic salt with the formula MgSO(HO) where 0≤x≤7. It is often encountered as the heptahydrate sulfate mineral epsomite (MgSO·7HO), commonly called Epsom salt. The overall global annual usage in the mid-1970s of the monohydrate was 2.3 million tons, of which the majority
Should've Known Better (Richard Marx song) for two weeks and remained on the chart for 13 weeks. Elsewhere, the single reached number 50 in the United Kingdom. Should've Known Better (Richard Marx song) "Should've Known Better" is a hit song written, composed, and performed by American rock singer Richard Marx, who released in September 1987 as the second single from his self-titled debut album. The song peaked at number three on the US "Billboard" Hot 100 as well as #7 on the "Billboard" Mainstream Rock Tracks chart in 1987 and #4 on the Radio & Records CHR/Pop Airplay chart. Marx became the first solo artist in