The use of only one mineral will eliminate the confusion that results from using several minerals at beginning of a unit in mineralogy. Calcite was chosen because of its frequent occurrence in various forms and the nature of its physical and chemical properties.
Iowa Science Teachers' Journal
© Copyright 1967 by the Iowa Academy of Science
Troxel, Verne and Schirner, Silas
"The Use of Calcite in Earth Science,"
Iowa Science Teachers Journal: Vol. 4
, Article 7.
Available at: https://scholarworks.uni.edu/istj/vol4/iss3/7