Minerals and rocks are the essential building blocks of the geosphere. Although there are over 3,000 species of minerals, only a few of them, such as quartz, feldspar, mica, amphibole, pyroxene, olivine and calcite, occur commonly as rock-forming minerals.inerals and rocks are the essential building blocks of the geosphere. Although there are over 3,000 species of minerals, only a few of them, such as quartz, feldspar, mica, amphibole, pyroxene, olivine and calcite, occur commonly as rock-forming minerals.
dad - an informal term for a father; probably derived from baby talk. dada, daddy, pa, papa, pappa, pop. begetter, father, male parent - a male parent (also used as a term of address to your father); his father was born in Atlanta.
âWhat is great, to me, about the role of dads now is we have a new definition of what it means to be a good dad,â said Schneider, 39, a former teacher and primary caregiver for his two boys, ages 5 and 8. Recent research supports the idea that dads are more hands on..