determined the composition varies from piece to piece. New estimates, in millions of years, are : for broggerite...relatively free from goitre and vice versa. J. P. Merrillite and Chlorapatite in Stony Meteorites. E. V. SHANNON...francolite by Merrill in 1917, and was called merrillite by Wherry in the same year. I n order to isolate...the Allegan meteorite 35 mg. of merrillite were isolated, and from the New Concord meteorite 58 mg. of...of merrillite (I) and 42 mg. of chlorapatite (11),which yielded : I. 11. P,O,. 35.21 36.06 CaO. 44.10 |