• (n.) A carbonate of baryta and lime, intermediate between witherite and strontianite; -- called also alstonite.
Brom'life noun [ From Bromley Hill, near Alston, Cumberland, England.] (Min.) A carbonate of baryta and lime, intermediate between witherite and strontianite; -- called also alstonite . 
Bromlife or alstonite, named after Bromley Hill near Alston, is a carbonate of baryta and lime, intermediate between witherite and strontianite.