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

Report for the framework in file "public/tmp/tmp_155-2_1_1298_Z9UqMe.cif"

There are 6 T-atoms per unit cell
There are 12 O-atoms per unit cell

Framework density = 31.62 T-atoms per nm^3
Material density = 3.154 grams per cm^3 (excluding extra-framework material)
-------------------------------------------------------------------
-------------------------- T-O Analysis ---------------------------
-------------------------------------------------------------------
[Si] Ideal SiO distance = 1.610 Angstrom
T1  -- O2  = 1.6446 Angstrom
T1  -- O3  = 1.7440 Angstrom
T1  -- O4  = 1.5997 Angstrom
T1  -- O1  = 1.5523 Angstrom
      mean = 1.6352 Angstrom
        t1 = 0.151659  (0.0 is a perfect SiO4 tetrahedron)
        t2 = 0.108546  (0.0 is a perfect tetrahedron)

        T-O SUMMARY
          Range  = 1.5523 A <--> 1.7440 A
          Mean   = 1.6352 A
          StdDev = 0.0724 A

       t1 Range  = 0.1517 <-- 0.1517 --> 0.1517
       t2 Range  = 0.1085 <-- 0.1085 --> 0.1085

-------------------------------------------------------------------
------------------------- O-T-O Analysis --------------------------
-------------------------------------------------------------------
O2  -- T1  -- O3  = 124.641 deg; O2  -- O3  = 3 A
O2  -- T1  -- O4  = 119.571 deg; O2  -- O4  = 3 A
O2  -- T1  -- O1  =  79.989 deg; O2  -- O1  = 2 A
O3  -- T1  -- O4  = 113.807 deg; O3  -- O4  = 3 A
O3  -- T1  -- O1  = 123.518 deg; O3  -- O1  = 3 A
O4  -- T1  -- O1  =  80.527 deg; O4  -- O1  = 2 A
       79.989 deg <-- 107.009 deg --> 124.641 deg

        O-T-O SUMMARY
          Range  = 79.9887 deg <--> 124.6412 deg
          Mean   = 107.0089 deg
          StdDev = 19.7878 deg

        O--O SUMMARY
          Range  = 2.0374 A <--> 3.0012 A
          Mean   = 2.6010 A
          StdDev = 0.4093 A

-------------------------------------------------------------------
------------------------- T-T-T Analysis --------------------------
-------------------------------------------------------------------
-------------------------------------------------------------------
------------------------- T-O-T Analysis --------------------------
-------------------------------------------------------------------
T1  -- O1  -- T1  = 179.897 deg ; T1  -- T1   3.1045 A

T1  -- O2  -- T1  = 111.294 deg ; T1  -- T1   2.7155 A

T1  -- O3  -- T1  = 147.643 deg ; T1  -- T1   3.3500 A

T1  -- O4  -- T1  = 116.759 deg ; T1  -- T1   2.7244 A


        T-O-T SUMMARY
          Range  = 111.2936° <--> 179.8970 deg
          Mean   = 138.8981 deg
          StdDev = 28.0195 deg

        T--T SUMMARY
          Range  = 2.7155 A <--> 3.3500 A
          Mean   = 2.9736 A
          StdDev = 0.2739 A

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

SOME OXYGEN ATOMS ARE TOO CLOSE TO EACH OTHER
O1  -- O2  = 2.0559 A
O1  -- O4  = 2.0374 A
O1  -- O2  = 2.0559 A
O1  -- O4  = 2.0374 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  = 3.3500 Angstrom
  T1  -- T1  = 3.3427 Angstrom
  T1  -- T1  = 3.1045 Angstrom
  T1  -- T1  = 2.7244 Angstrom
  T1  -- T1  = 2.7155 Angstrom

-------------------------------------------------------------------
---------------------- Topological Analysis -----------------------
-------------------------------------------------------------------
T1 (Si): multiplicity = 6
Coordination Sequence =
    1 4 10 23 46 76 122 172 232 298 374 456 548 646 754 868 992
TD10 = 1358
Circuit symbol = 4.8_{3}.4.8_{7}.6.6
Weight = 25
Vertex symbol  = 4.8_{2}.4.8_{6}.6.8
Weight = 29

<TD10> = 1358.000
Average ring size = 6.6977
