Three basic types of magma: 1  Mafic or Basaltic-- SiO2 45-55 wt%, high in Fe, Mg, Ca, low in K, Na. 2  Intermediate or Andesitic-- SiO2 55-65 wt%, intermediate. in Fe, Mg, Ca, Na, K. 3  Felsic or Rhyolitic-- SiO2 65-75%, low in Fe, Mg, Ca, high in K, Na.
intensity noun [U]. âº the âquality of being âextreme in âstrength or âforce: Simone âsings with âemotional intensity. The âlight âhit us with such intensity that we âducked. âº art Intensity in a âwork of âart âdescribes the âstrength of the âcolor, âsound, âlight, or âfeeling. (Definition of intensity from the Cambridge Academic Content Dictionary Â© Cambridge University Press).
These seemingly boring tones will help your paintings reach a whole new level of depth and realism. Having an understanding of color intensity in art is an important skill. Hereâs an overview on color intensity to help you create beautiful, realistic watercolor paintings. Why is intensity important?