Marsturite Nagashima M, Armbruster T, Kolitsch U, Pettke T American Mineralogist 99 (2014) 1462-1470 The relation between Li <-> Na substitution and hydrogen bonding in five-periodic single-chain silicates nambulite and marsturite: A single-crystal X-ray study Locality: Molinello mine, Liguria, Italy _database_code_amcsd 0020225 7.697 11.720 6.771 92.40 94.41 106.83 P-1 atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) NaM5 .6753 .1466 .3710 .938 .0299 .0198 .0438 .0258 .0091 .0048 -.0042 LiM5 .6753 .1466 .3710 .062 .0299 .0198 .0438 .0258 .0091 .0048 -.0042 MnM1 .59347 .64999 .06289 .0182 .0162 .0219 .0153 .0039 .0003 .0010 MnM2 .80504 .94011 .12446 .851 .0195 .0215 .0203 .0167 .0067 -.0003 -.0002 CaM2 .80504 .94011 .12446 .149 .0195 .0215 .0203 .0167 .0067 -.0003 -.0002 MnM3 .03951 .23533 .17309 .82 .0175 .0167 .0195 .0155 .0045 .0013 .0001 FeM3 .03951 .23533 .17309 .11 .0175 .0167 .0195 .0155 .0045 .0013 .0001 MgM3 .03951 .23533 .17309 .07 .0175 .0167 .0195 .0155 .0045 .0013 .0001 CaM4 .23215 .52332 .27776 .763 .0235 .0201 .0244 .0218 .0018 -.0039 .0001 MnM4 .23215 .52332 .27776 .237 .0235 .0201 .0244 .0218 .0018 -.0039 .0001 Si1 .2670 .05745 .3557 .0185 .0200 .0191 .0157 .0050 .0001 .0016 Si2 .4577 .32818 .42513 .0159 .0177 .0171 .0119 .0040 -.0008 .0007 Si3 .80561 .45012 .21690 .0150 .0151 .0171 .0128 .0050 .0008 .0019 Si4 -.0055 .72249 .3073 .0164 .0159 .0193 .0134 .0049 -.0004 .0006 Si5 .34147 .85220 .1220 .0166 .0162 .0187 .0145 .0048 .0011 .0002 O1 .1808 .0062 .5589 .0238 .023 .025 .0208 .0022 .0024 .0038 O2 .1169 .0651 .1814 .0209 .023 .024 .0156 .0071 -.0007 .0008 O3 .4176 .1831 .4264 .0203 .021 .0178 .0205 .0039 -.0009 .0021 O4 .3230 .3525 .2491 .0176 .0161 .0215 .0141 .0044 .0007 -.0002 O5 .5399 .6124 .3592 .0210 .022 .022 .0167 .0042 .0026 -.0005 O6 .6771 .3731 .3776 .0198 .0166 .026 .0163 .0042 .0024 .0068 O7 .9590 .3909 .1655 .0231 .026 .026 .0221 .0140 .0054 .0041 O8 .6763 .4707 .0329 .0172 .0179 .0183 .0144 .0043 -.0006 -.0003 O9 .9226 .5781 .3386 .0221 .027 .0201 .0172 .0055 -.0051 .0001 O10 .8741 .7636 .1349 .0180 .0170 .0211 .0151 .0049 .0001 .0011 O11 -.0069 .2080 .4810 .0212 .025 .022 .0161 .0062 .0012 .0003 O12 .2060 .7440 .2411 .0208 .0197 .026 .0176 .0084 .0007 .0024 O13 .5260 .8214 .0784 .0224 .021 .026 .0209 .0076 .0034 .0030 O14 .7707 .1188 .0713 .0199 .0181 .0209 .0192 .0048 -.0031 .0004 O15 .3887 .9707 .2839 .0216 .022 .022 .0207 .0095 -.0039 -.0054 H1 .093 -.074 .536 .050