Gobbinsite Artioli G, Foy H Mineralogical Magazine 58 (1994) 615-620 Gobbinsite from Magheramorne quarry, Northern Ireland Locality: Magheramorne quarry, Northern Ireland _database_code_amcsd 0014508 10.1027 9.8016 10.1682 90 90 90 Pmn2_1 atom x y z occ Uiso Na1 .253 .257 .363 .62 .093 Na2 .369 .240 .333 .38 .093 Ca .5 .118 .102 .47 .11 Al1 .1545 .4289 .8003 .35 .040 Si1 .1545 .4289 .8003 .65 .040 Al2 .1526 .1063 .758 .35 .040 Si2 .1526 .1063 .758 .65 .040 Al3 .3406 .0778 0 .35 .040 Si3 .3406 .0778 0 .65 .040 Al4 .3408 .3825 .047 .35 .040 Si4 .3408 .3825 .047 .65 .040 O1 .168 .2705 .752 .045 O2 0 .454 .837 .045 O3 .306 .469 .188 .045 O4 .254 .451 .926 .045 O5 0 .067 .797 .045 O6 .189 .033 .618 .045 O7 .253 .040 .867 .045 O8 .305 .2249 .062 .045 O9 .5 .079 .965 .045 O10 .5 .398 .016 .045 Wat1 .5 .096 .603 1.08 .094 Wat2 0 .319 .090 1.14 .094 Wat3 0 .316 .390 2.07 .094 Wat4 .330 .287 .544 1.07 .094 Wat5 .5 .533 .156 1.66 .094