Shimazakiite
Kusachi I, Kobayashi S, Takechi Y, Nakamuta Y, Nagase T, Yokoyama K,
Momma K, Miyawaki R, Shigeoka M, Matsubara S
Mineralogical Magazine 77 (2013) 93-105
Shimazakiite-4M and shimazakiite-4O, Ca2B2O5, two polytypes of a new mineral
from Fuka, Okayama Prefecture, Japan
Note: polytype Shimazakiite-4M
Locality: Fuka, Okayama Prefecture, Japan
_database_code_amcsd 0019798
3.5485 6.352 19.254 90 92.393 90 P2_1/c
atom      x      y       z   Uiso U(1,1) U(2,2) U(3,3)  U(1,2) U(1,3)  U(2,3)
Ca1   .2885  .9493  .21050  .0066  .0083  .0072  .0042   .0015 -.0006  -.0006
Ca2   .7533  .1956  .06186  .0066  .0075  .0075  .0046   .0026 -.0014   .0002
B1     .169   .465   .1569   .010
B2     .189   .253   .4170   .009
O1     .758  .8077   .0149  .0092
O2     .771  .8908   .1336  .0056
O3     .285  .2684   .1481  .0068
O4     .972  .5495   .0971   .019
O5     .203  .5761   .2171  .0074