Search Results for: Prisms
which it constitutes about %, it is not found uncombined. it is found widely distributed in its compounds, e.g., iceland spar iceland spar, colorless variety of crystallized calcite, characterized by its properties of transparency and double refraction. it is used chiefly in the manufacture of nicol prisms
which it constitutes about %, it is not found uncombined. it is found widely distributed in its compounds, e.g., iceland spar iceland spar, colorless variety of crystallized calcite, characterized by its properties of transparency and double refraction. it is used chiefly in the manufacture of nicol prisms...
https://encyclopedia2.thefreedictionary.com/calcium