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

Report for the framework in file "public/tmp/tmp_50-2_1_50_nugtj9.cif"

There are 8 T-atoms per unit cell
There are 16 O-atoms per unit cell

Framework density = 27.97 T-atoms per nm^3
Material density = 2.791 grams per cm^3 (excluding extra-framework material)
-------------------------------------------------------------------
-------------------------- T-O Analysis ---------------------------
-------------------------------------------------------------------
[Si] Ideal SiO distance = 1.610 Angstrom
T1  -- O1  = 1.6174 Angstrom
T1  -- O2  = 1.5382 Angstrom
T1  -- O3  = 1.7108 Angstrom
T1  -- O4  = 1.6752 Angstrom
      mean = 1.6354 Angstrom
        t1 = 0.106182  (0.0 is a perfect SiO4 tetrahedron)
        t2 = 0.073831  (0.0 is a perfect tetrahedron)

        T-O SUMMARY
          Range  = 1.5382 A <--> 1.7108 A
          Mean   = 1.6354 A
          StdDev = 0.0663 A

       t1 Range  = 0.1062 <-- 0.1062 --> 0.1062
       t2 Range  = 0.0738 <-- 0.0738 --> 0.0738

-------------------------------------------------------------------
------------------------- O-T-O Analysis --------------------------
-------------------------------------------------------------------
O1  -- T1  -- O2  =  85.355 deg; O1  -- O2  = 2 A
O1  -- T1  -- O3  = 112.386 deg; O1  -- O3  = 3 A
O1  -- T1  -- O4  = 118.618 deg; O1  -- O4  = 3 A
O2  -- T1  -- O3  = 112.851 deg; O2  -- O3  = 3 A
O2  -- T1  -- O4  =  96.895 deg; O2  -- O4  = 2 A
O3  -- T1  -- O4  = 122.225 deg; O3  -- O4  = 3 A
       85.355 deg <-- 108.055 deg --> 122.225 deg

        O-T-O SUMMARY
          Range  = 85.3549 deg <--> 122.2246 deg
          Mean   = 108.0548 deg
          StdDev = 13.1476 deg

        O--O SUMMARY
          Range  = 2.1399 A <--> 2.9648 A
          Mean   = 2.6362 A
          StdDev = 0.2851 A

-------------------------------------------------------------------
------------------------- T-T-T Analysis --------------------------
-------------------------------------------------------------------
-------------------------------------------------------------------
------------------------- T-O-T Analysis --------------------------
-------------------------------------------------------------------
T1  -- O1  -- T1  = 117.991 deg ; T1  -- T1   2.7726 A

T1  -- O2  -- T1  = 161.184 deg ; T1  -- T1   3.0350 A

T1  -- O3  -- T1  = 147.243 deg ; T1  -- T1   3.2827 A

T1  -- O4  -- T1  = 180.000 deg ; T1  -- T1   3.3505 A


        T-O-T SUMMARY
          Range  = 117.9914° <--> 180.0000 deg
          Mean   = 151.6045 deg
          StdDev = 22.9835 deg

        T--T SUMMARY
          Range  = 2.7726 A <--> 3.3505 A
          Mean   = 3.1102 A
          StdDev = 0.2312 A

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

SOME OXYGEN ATOMS ARE TOO CLOSE TO EACH OTHER
O1  -- O2  = 2.1399 A
O1  -- O2  = 2.1399 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  = 3.0350 Angstrom
  T1  -- T1  = 3.1147 Angstrom
  T1  -- T1  = 3.3505 Angstrom
  T1  -- T1  = 2.7726 Angstrom
  T1  -- T1  = 3.2827 Angstrom

-------------------------------------------------------------------
---------------------- Topological Analysis -----------------------
-------------------------------------------------------------------
T1 (Si): multiplicity = 8
Coordination Sequence =
    1 4 11 24 47 82 129 177 229 297 379 452 534 640 749 853 969
TD10 = 1380
Circuit symbol = 4.6.6.6_{2}.6_{3}.8_{4}
Weight = 20
Vertex symbol  = 4.6.6.6_{2}.6_{3}.10
Weight = 23

<TD10> = 1380.000
Average ring size = 5.9341
