Hilgardite Wan C, Ghose S American Mineralogist 68 (1983) 604-613 Parahilgardite, Ca6[B5O9]3Cl3*3H2O: a triclinic piezoelectric zeolite-type pentaborate Note: polytype Hilgardite-3A Locality: Iberville Parish, Louisiana, USA _database_code_amcsd 0000901 17.495 6.487 6.313 60.77 79.56 83.96 P1 atom x y z Biso Ca1 0 0 0 0.81 Ca2 .18463 .56531 .96931 0.81 Ca3 .33334 .00002 .33482 0.86 Ca4 .51576 .43129 .86912 0.77 Ca5 .66644 .98093 .67773 0.83 Ca6 .84599 .52972 .65317 0.86 Cl1 .02582 .52911 .11807 1.24 Cl2 .35067 .48145 .98505 1.19 Cl3 .68142 .49631 .81316 1.13 B1 .0405 .0022 .5211 0.61 B2 .1506 .8968 .2989 0.48 B3 .1743 .1188 .5017 0.53 B4 .2246 .0452 .8756 0.50 B5 .1820 .4510 .5692 0.63 B6 .3739 .0113 .8501 0.59 B7 .4838 .1049 .5276 0.51 B8 .5074 .8812 .9527 0.54 B9 .5577 .9458 .2570 0.42 B10 .5139 .5458 .3556 0.59 B11 .7071 .9615 .2081 0.57 B12 .8178 .8571 .9856 0.53 B13 .8399 .0793 .1890 0.53 B14 .8905 .0108 .5597 0.48 B15 .8459 .4128 .2559 0.65 O1 .0939 .0491 .6294 0.82 O2 .9667 .9929 .6355 0.89 O3 .0643 .9485 .3344 0.90 O4 .1643 .6742 .5304 0.90 O5 .1698 .8790 .0782 0.63 O6 .1938 .0804 .2928 0.63 O7 .1810 .3785 .4005 0.80 O8 .2304 .9903 .6739 0.59 O9 .1971 .2945 .8002 0.79 O10 .3002 .0133 .9585 0.86 O11 .4280 .9680 .0024 0.77 O12 .3972 .0630 .6094 0.71 O13 .5266 .9151 .7072 0.58 O14 .5027 .1199 .2894 0.61 O15 .4983 .3237 .5374 0.78 O16 .5641 .0003 .0002 0.56 O17 .5116 .6203 .1134 0.75 O18 .6331 .9677 .3137 0.86 O19 .5301 .7001 .4295 0.79 O20 .7608 .9967 .3225 0.80 O21 .7307 .9087 .0199 0.86 O22 .8324 .6387 .2141 0.82 O23 .8376 .8386 .7649 0.64 O24 .8595 .0452 .9769 0.62 O25 .8428 .3400 .0883 0.78 O26 .8975 .9576 .3562 0.56 O27 .8595 .2559 .4884 0.77 OW1 -.0138 .4338 .6971 1.81 OW2 .3392 .5966 .4420 1.61 OW3 .6725 .3833 .3809 1.73 H1 .008 .460 .527 5.49 H2 .001 .501 .798 4.14 H3 .330 .575 .302 6.15 H4 .355 .485 .597 5.01 H5 .679 .409 .214 4.24 H6 .680 .489 .455 5.08