Eczema, or atopic dermatitis, is a chronic, allergic skin condition. It is most common in infants and young children with a family history of asthma and allergies. Patchy areas of skin become dry, itchy, and irritated.czema, or atopic dermatitis, is a chronic, allergic skin condition. It is most common in infants and young children with a family history of asthma and allergies. Patchy areas of skin become dry, itchy, and irritated.
The mineral is the pure form, and Dolomite rock is composed mostly of Dolomite but also with impurities such as Calcite, Quartz, and Feldspar.
What type of rocks are dolerite rocks? Dolerite rocks are a type of igneous rocks (formed as a result of  cooling of magma or lava). They are mafic (45-52% SiO2),  and subvolcanic (formed within the earth's crustâ¦). Within this  characterisation there is considerable variation. Please see the  link. 3 people found this useful.