Alternative to diamond engagement ring can be replaced with moissanite, which is the “twin” of the diamond. But what is a moissanite? Many people consider it to be the twin of diamonds because it has the shape and degree of resemblance that is almost perfect. However, moissanite is not a diamond. It is a fact that has not been known by many people because they assume that moissanite is a category other types of diamond. Moissanite is a kind of precious gemstone that was discovered by accident in 1893. Mineral moissanite was discovered by Henri Moissan while examining rock samples from a meteor crater located in Canyon Diablo, Arizona. Initially, researchers thought that this is a diamond until further investigation be done.