Strontianite (SrCO3) is a mineral consisting of strontium carbonate. This mineral is white, greenish, or yellowish in color,
usually occurring in fibrous massive forms, but sometimes in prismatic[?]crystals.
... to keep them warm or fed. After twelve years of ministering to the patients at the leper colony (see Kalawao County, Hawaii), he contracted the disease, from which he died ...