Output from "TOTOPOL", (version 1.92, 17 Jul 2017, Mike Treacy).

Report for the framework in file "public/tmp/tmp_181a_1_751_Lr2ct3.cif"

There are 12 T-atoms per unit cell
There are 24 O-atoms per unit cell

Framework density = 23.50 T-atoms per nm^3
Material density = 2.344 grams per cm^3 (excluding extra-framework material)
-------------------------------------------------------------------
-------------------------- T-O Analysis ---------------------------
-------------------------------------------------------------------
[Si] Ideal SiO distance = 1.610 Angstrom
T1  -- O1  = 1.5555 Angstrom
T1  -- O3  = 1.6695 Angstrom
T1  -- O4  = 1.6158 Angstrom
T1  -- O2  = 1.6904 Angstrom
      mean = 1.6328 Angstrom
        t1 = 0.193397  (0.0 is a perfect SiO4 tetrahedron)
        t2 = 0.151721  (0.0 is a perfect tetrahedron)

        T-O SUMMARY
          Range  = 1.5555 A <--> 1.6904 A
          Mean   = 1.6328 A
          StdDev = 0.0528 A

       t1 Range  = 0.1934 <-- 0.1934 --> 0.1934
       t2 Range  = 0.1517 <-- 0.1517 --> 0.1517

-------------------------------------------------------------------
------------------------- O-T-O Analysis --------------------------
-------------------------------------------------------------------
O1  -- T1  -- O3  =  67.419 deg; O1  -- O3  = 2 A
O1  -- T1  -- O4  = 122.047 deg; O1  -- O4  = 3 A
O1  -- T1  -- O2  =  72.666 deg; O1  -- O2  = 2 A
O3  -- T1  -- O4  =  93.183 deg; O3  -- O4  = 2 A
O3  -- T1  -- O2  = 138.901 deg; O3  -- O2  = 3 A
O4  -- T1  -- O2  =  99.837 deg; O4  -- O2  = 3 A
       67.419 deg <-- 99.009 deg --> 138.901 deg

        O-T-O SUMMARY
          Range  = 67.4191 deg <--> 138.9007 deg
          Mean   = 99.0089 deg
          StdDev = 25.6858 deg

        O--O SUMMARY
          Range  = 1.7923 A <--> 3.1461 A
          Mean   = 2.4260 A
          StdDev = 0.4727 A

-------------------------------------------------------------------
------------------------- T-T-T Analysis --------------------------
-------------------------------------------------------------------
-------------------------------------------------------------------
------------------------- T-O-T Analysis --------------------------
-------------------------------------------------------------------
T1  -- O1  -- T1  = 163.906 deg ; T1  -- T1   3.0803 A

T1  -- O2  -- T1  = 162.536 deg ; T1  -- T1   3.3415 A

T1  -- O3  -- T1  = 152.610 deg ; T1  -- T1   3.2441 A

T1  -- O4  -- T1  = 131.666 deg ; T1  -- T1   2.9485 A


        T-O-T SUMMARY
          Range  = 131.6658° <--> 163.9058 deg
          Mean   = 152.6792 deg
          StdDev = 13.0278 deg

        T--T SUMMARY
          Range  = 2.9485 A <--> 3.3415 A
          Mean   = 3.1536 A
          StdDev = 0.1524 A

-------------------------------------------------------------------
------------------------ *** WARNINGS *** -------------------------
-------------------------------------------------------------------

SOME OXYGEN ATOMS ARE TOO CLOSE TO EACH OTHER
O1  -- O3  = 1.7923 A
O1  -- O3  = 1.7923 A
O1  -- O2  = 1.9261 A
O1  -- O2  = 1.9261 A

T-T-T analysis was not conducted.

SOME T-ATOM DISTANCES ARE OUTSIDE THE NORMAL RANGE
T1  has 5 neighboring T-atoms within 3.50 A, but only 4 bridging O-atoms
  T1  -- T1  = 3.2441 Angstrom
  T1  -- T1  = 2.9485 Angstrom
  T1  -- T1  = 3.0803 Angstrom
  T1  -- T1  = 2.7238 Angstrom
  T1  -- T1  = 3.3415 Angstrom

-------------------------------------------------------------------
---------------------- Topological Analysis -----------------------
-------------------------------------------------------------------
T1 (Si): multiplicity = 12
Coordination Sequence =
    1 4 10 24 41 66 103 150 199 256 325 398 469 554 650 745 845
TD10 = 1179
Circuit symbol = 4.8_{11}.4.8_{12}.6.8_{10}
Weight = 32
Vertex symbol  = 4.8_{11}.4.8_{12}.8_{7}.8_{10}
Weight = 40

<TD10> = 1179.000
Average ring size = 7.6364
