Clinoptilolite-Ca
	Armbruster T
	American Mineralogist 78 (1993) 260-264
	Dehydration mechanism of clinoptilolite and heulandite: Single-crystal X-ray
	study of Na-poor, Ca-, K-, Mg-rich clinoptilolite at 100 K
	Sample Natural
	Data obtained from the ICSD
	_database_code_amcsd 0001547
	17.622 17.895 7.399 90 116.45 90 C2/m
	atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
	Si1 .1793 .1696 .0977 .8 .0096 .0149 .0100 -.0004 .0047 .0011
	Al1 .1793 .1696 .0977 .2 .0096 .0149 .0100 -.0004 .0047 .0011
	Si2 .2861 .0893 .4979 .7 .0123 .0101 .0124 .0005 .0057 .0002
	Al2 .2861 .0893 .4979 .3 .0123 .0101 .0124 .0005 .0057 .0002
	Si3 .2937 .3094 .2856 .83 .0120 .0135 .0094 .0002 .0058 .0003
	Al3 .2937 .3094 .2856 .17 .0120 .0135 .0094 .0002 .0058 .0003
	Si4 .0648 .3001 .4124 .84 .0110 .0143 .0105 -.0005 .0051 .0002
	Al4 .0648 .3001 .4124 .16 .0110 .0143 .0105 -.0005 .0051 .0002
	Si5 0 .2171 0 .92 .0098 .0143 .0109 0 .0042 0
	Al5 0 .2171 0 .08 .0098 .0143 .0109 0 .0042 0
	O1 .3022 0 .5447 .0300 .0150 .0230 0 .0090 0
	O2 .2301 .1210 .6097 .0320 .0270 .0320 -.0040 .0220 -.0080
	O3 .1827 .1546 -.1150 .0390 .0280 .0220 -.0040 .0210 .0000
	O4 .2354 .1046 .2532 .0240 .0260 .0190 .0090 .0050 .0010
	O5 0 .3282 .5 .0330 .0290 .0310 0 .0240 0
	O6 .0815 .1627 .0633 .0150 .0200 .0270 -.0010 .0080 .0010
	O7 .3764 .2670 .4520 .0290 .0340 .0300 .0110 .0050 .0100
	O8 .0084 .2704 .1834 .05 .0250 .0320 .0220 .0010 .0080 -.0110
	O9 .2140 .2525 .1842 .10 .0190 .0210 .0300 -.0060 .0130 -.0080
	O10 .1193 .3723 .4063 .0220 .0230 .0320 -.0070 .0120 -.0020
	Na .1422 0 .6746 .48 .0330 .0140 .0360 0 .0100 0
	Ca .4584 0 .8011 .392 .0210 .0260 .0400 0 .0060 0
	Ba .248 .5 .055 .08 .0900 .0200 .0700 0 .0600 0
	K .248 .5 .055 .14 .0900 .0200 .0700 0 .0600 0
	Mg 0 0 .5 .36 .0280 .0150 .0640 0 .0080 0
	OH11 .711 0 .973 .3 .0400 .1100 .0500 0 .0100 0
	OH12 .096 0 .784 .1400 .0730 .9200 0 -.1400 0
	OH13 .4198 .9189 .0348 .0770 .0530 .0750 .0060 .0150 -.0020
	OH14 0 .5 .5 .0780 .0380 .1330 0 .0480 0
	OH15 -.007 .1014 .573 .41 .0800 .0900 .1300 0 .0400 0
	OH16 .044 0 .080 .53 .4300 .0300 .8000 0 .5700 0
	OH17 .44 .466 .686 .3 .3200 .2400 .2800 -.1600 .0600 .1000
	OH18 .101 0 .112 .19
	OH19 .363 0 .192 .16
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