"Hexagonally" Quotes from Famous Books
... saliva. But if it is soluble in saliva it must also be soluble in water.'' If I say on the other hand, "This mineral tastes salty, has a hardness of 2, a specific gravity of 2.2, and consequently it crystallizes hexagonally,''—this statement depends on experience, for what I really say is: "I know first of all, that a mineral which has the qualities mentioned must be rock salt; for at the least, we know of no mineral which has these qualities and is not rock salt, and which in the second place crystallizes hexagonally ... — Robin Hood • J. Walker McSpadden |