I'm assuming false but really have no clue
So if the compound has the smallest gram formula mass it has the highest percentage composition by mass of strontium
It is important to examine both the colour and the streak of a mineral because the streak may be completely different from the colour of the hand specimen.
The streak of a mineral is the color it possesses after it has been grounded to a fine powder. The streak test has to be done on minerals because it is a more reliable way of identifying a mineral with its color.<span />