VOA-Sparrow Clinic The VOA-Sparrow Clinic is a collaboration between Volunteers of America and Sparrow Hospital, providing both physical and mental health care to the homeless in the Lansing area. Their location is 430 N Larch in Lansing.
Answers. Best Answer: Proposed to be an element by Carl Wilhelm Scheele in 1774, manganese was discovered by Johan Gottlieb Gahn, a Swedish chemist, by heating the mineral pyrolusite (MnO2) in the presence of charcoal later that year.
Holmium was discovered in France by the Frenchman Jacques-Louis Soret in 1878. Holmium was discovered by Per Theodor Cleve, a Swedish chemist, in 1879. Cleve used the same m â¦ ethod Carl Gustaf Mosander used to discover lanthanum, erbium and terbium, he looked for impurities in the oxides of other rare earth elements.