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

Report for the framework in file "public/tmp/tmp_15_1_7_a26o3e.cif"

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

Framework density = 33.33 T-atoms per nm^3
Material density = 3.326 grams per cm^3 (excluding extra-framework material)
-------------------------------------------------------------------
-------------------------- T-O Analysis ---------------------------
-------------------------------------------------------------------
[Si] Ideal SiO distance = 1.610 Angstrom
T1  -- O1  = 1.7487 Angstrom
T1  -- O2  = 1.6827 Angstrom
T1  -- O3  = 1.6706 Angstrom
T1  -- O1  = 1.7502 Angstrom
      mean = 1.7131 Angstrom
        t1 = 0.122754  (0.0 is a perfect SiO4 tetrahedron)
        t2 = 0.129852  (0.0 is a perfect tetrahedron)

        T-O SUMMARY
          Range  = 1.6706 A <--> 1.7502 A
          Mean   = 1.7131 A
          StdDev = 0.0372 A

       t1 Range  = 0.1228 <-- 0.1228 --> 0.1228
       t2 Range  = 0.1299 <-- 0.1299 --> 0.1299

-------------------------------------------------------------------
------------------------- O-T-O Analysis --------------------------
-------------------------------------------------------------------
O1  -- T1  -- O2  = 100.952 deg; O1  -- O2  = 3 A
O1  -- T1  -- O3  =  83.778 deg; O1  -- O3  = 2 A
O1  -- T1  -- O1  = 130.117 deg; O1  -- O1  = 3 A
O2  -- T1  -- O3  = 130.441 deg; O2  -- O3  = 3 A
O2  -- T1  -- O1  = 103.586 deg; O2  -- O1  = 3 A
O3  -- T1  -- O1  = 110.413 deg; O3  -- O1  = 3 A
       83.778 deg <-- 109.881 deg --> 130.441 deg

        O-T-O SUMMARY
          Range  = 83.7777 deg <--> 130.4415 deg
          Mean   = 108.0120 deg
          StdDev = 16.1543 deg

        O--O SUMMARY
          Range  = 2.2838 A <--> 3.1726 A
          Mean   = 2.7515 A
          StdDev = 0.2913 A

-------------------------------------------------------------------
------------------------- T-T-T Analysis --------------------------
-------------------------------------------------------------------
-------------------------------------------------------------------
------------------------- T-O-T Analysis --------------------------
-------------------------------------------------------------------
T1  -- O1  -- T1  = 130.117 deg ; T1  -- T1   3.1726 A

T1  -- O2  -- T1  = 137.097 deg ; T1  -- T1   3.1324 A

T1  -- O3  -- T1  = 180.000 deg ; T1  -- T1   3.3412 A


        T-O-T SUMMARY
          Range  = 130.1168° <--> 180.0000 deg
          Mean   = 149.0714 deg
          StdDev = 22.5291 deg

        T--T SUMMARY
          Range  = 3.1324 A <--> 3.3412 A
          Mean   = 3.2154 A
          StdDev = 0.0924 A

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

SOME OXYGEN ATOMS ARE TOO CLOSE TO EACH OTHER
O1  -- O3  = 2.2838 A

T-T-T analysis was not conducted.

SOME T-ATOM DISTANCES ARE OUTSIDE THE NORMAL RANGE
T1  has 6 neighboring T-atoms within 3.50 A, but only 4 bridging O-atoms
  T1  -- T1  = 3.1726 Angstrom
  T1  -- T1  = 3.1324 Angstrom
  T1  -- T1  = 3.3412 Angstrom
  T1  -- T1  = 3.1726 Angstrom
  T1  -- T1  = 3.1726 Angstrom
  T1  -- T1  = 3.1726 Angstrom

-------------------------------------------------------------------
---------------------- Topological Analysis -----------------------
-------------------------------------------------------------------
T1 (Si): multiplicity = 8
Coordination Sequence =
    1 4 10 24 50 86 130 182 242 310 386 470 562 662 770 886 1010
TD10 = 1425
Circuit symbol = 4.8_{3}.4.8_{3}.6.8_{2}
Weight = 32
Vertex symbol  = 4.8_{3}.4.8_{3}.8_{2}.*
Weight = 32

<TD10> = 1425.000
Average ring size = 6.6667
