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

Report for the framework in file "public/tmp/tmp_5_1_9_L8ophu.cif"

There are 4 T-atoms per unit cell
There are 8 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  = 1.6917 Angstrom
T1  -- O2  = 1.6723 Angstrom
T1  -- O3  = 1.6604 Angstrom
T1  -- O1  = 1.7170 Angstrom
      mean = 1.6853 Angstrom
        t1 = 0.177689  (0.0 is a perfect SiO4 tetrahedron)
        t2 = 0.182031  (0.0 is a perfect tetrahedron)

        T-O SUMMARY
          Range  = 1.6604 A <--> 1.7170 A
          Mean   = 1.6853 A
          StdDev = 0.0221 A

       t1 Range  = 0.1777 <-- 0.1777 --> 0.1777
       t2 Range  = 0.1820 <-- 0.1820 --> 0.1820

-------------------------------------------------------------------
------------------------- O-T-O Analysis --------------------------
-------------------------------------------------------------------
O1  -- T1  -- O2  =  74.193 deg; O1  -- O2  = 2 A
O1  -- T1  -- O3  =  72.222 deg; O1  -- O3  = 2 A
O1  -- T1  -- O1  = 128.880 deg; O1  -- O1  = 3 A
O2  -- T1  -- O3  = 144.367 deg; O2  -- O3  = 3 A
O2  -- T1  -- O1  =  96.736 deg; O2  -- O1  = 3 A
O3  -- T1  -- O1  =  95.095 deg; O3  -- O1  = 2 A
       72.222 deg <-- 101.916 deg --> 144.367 deg

        O-T-O SUMMARY
          Range  = 72.2218 deg <--> 144.3667 deg
          Mean   = 98.0564 deg
          StdDev = 24.9564 deg

        O--O SUMMARY
          Range  = 1.9757 A <--> 3.1729 A
          Mean   = 2.4895 A
          StdDev = 0.4481 A

-------------------------------------------------------------------
------------------------- T-T-T Analysis --------------------------
-------------------------------------------------------------------
-------------------------------------------------------------------
------------------------- T-O-T Analysis --------------------------
-------------------------------------------------------------------
T1  -- O1  -- T1  = 128.880 deg ; T1  -- T1   3.0751 A

T1  -- O2  -- T1  = 143.404 deg ; T1  -- T1   3.1756 A

T1  -- O3  -- T1  = 145.330 deg ; T1  -- T1   3.1699 A


        T-O-T SUMMARY
          Range  = 128.8804° <--> 145.3300 deg
          Mean   = 139.2047 deg
          StdDev = 7.6691 deg

        T--T SUMMARY
          Range  = 3.0751 A <--> 3.1756 A
          Mean   = 3.1402 A
          StdDev = 0.0481 A

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

SOME OXYGEN ATOMS ARE TOO CLOSE TO EACH OTHER
O1  -- O3  = 1.9757 A
O1  -- O2  = 2.0291 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  = 3.1699 Angstrom
  T1  -- T1  = 3.0751 Angstrom
  T1  -- T1  = 3.0751 Angstrom
  T1  -- T1  = 3.0751 Angstrom
  T1  -- T1  = 3.1756 Angstrom
  T1  -- T1  = 3.0751 Angstrom

-------------------------------------------------------------------
---------------------- Topological Analysis -----------------------
-------------------------------------------------------------------
T1 (Si): multiplicity = 4
Coordination Sequence =
    1 4 12 30 58 94 138 190 250 318 382 412 425 447 479 512 536
TD10 = 1477
Circuit symbol = 6.6.6.6.6_{2}.8_{2}
Weight = 21
Vertex symbol  = 6.6.6.6.6_{2}.*
Weight = 21

<TD10> = 1477.000
Average ring size = 6.0000
