Citation: Jt. Haynes et al., COMPOSITION OF BIOTITE PHENOCRYSTS IN ORDOVICIAN TEPHRAS CASTS DOUBT ON THE PROPOSED TRANS-ATLANTIC CORRELATION OF THE MILLBRIG K-BENTONITE(UNITED-STATES) AND THE KINNEKULLE K-BENTONITE (SWEDEN), Geology, 23(9), 1995, pp. 847-850