Calcite! 
I had a rocking time touring the mineral and meteorite collections today. These diverse geological assemblages can’t be taken for granite; I refuse to let us barium beneath a lack of sedimental compassion. Boulder statements should be made in favor of these gneiss specimens. 

Calcite! 

I had a rocking time touring the mineral and meteorite collections today. These diverse geological assemblages can’t be taken for granite; I refuse to let us barium beneath a lack of sedimental compassion. Boulder statements should be made in favor of these gneiss specimens.