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

Report for the framework in file "public/tmp/tmp_91a_1_1315_YTN77E.cif"

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

Framework density = 28.18 T-atoms per nm^3
Material density = 2.812 grams per cm^3 (excluding extra-framework material)
-------------------------------------------------------------------
-------------------------- T-O Analysis ---------------------------
-------------------------------------------------------------------
[Si] Ideal SiO distance = 1.610 Angstrom
T1  -- O1  = 1.6303 Angstrom
T1  -- O2  = 1.6438 Angstrom
T1  -- O3  = 1.5556 Angstrom
T1  -- O4  = 1.7723 Angstrom
      mean = 1.6505 Angstrom
        t1 = 0.175035  (0.0 is a perfect SiO4 tetrahedron)
        t2 = 0.136299  (0.0 is a perfect tetrahedron)

        T-O SUMMARY
          Range  = 1.5556 A <--> 1.7723 A
          Mean   = 1.6505 A
          StdDev = 0.0792 A

       t1 Range  = 0.1750 <-- 0.1750 --> 0.1750
       t2 Range  = 0.1363 <-- 0.1363 --> 0.1363

-------------------------------------------------------------------
------------------------- O-T-O Analysis --------------------------
-------------------------------------------------------------------
O1  -- T1  -- O2  = 119.559 deg; O1  -- O2  = 3 A
O1  -- T1  -- O3  =  91.424 deg; O1  -- O3  = 2 A
O1  -- T1  -- O4  = 118.554 deg; O1  -- O4  = 3 A
O2  -- T1  -- O3  =  64.831 deg; O2  -- O3  = 2 A
O2  -- T1  -- O4  = 121.466 deg; O2  -- O4  = 3 A
O3  -- T1  -- O4  = 120.034 deg; O3  -- O4  = 3 A
       64.831 deg <-- 105.978 deg --> 121.466 deg

        O-T-O SUMMARY
          Range  = 64.8307 deg <--> 121.4662 deg
          Mean   = 105.9778 deg
          StdDev = 21.6089 deg

        O--O SUMMARY
          Range  = 1.7167 A <--> 2.9807 A
          Mean   = 2.6030 A
          StdDev = 0.4693 A

-------------------------------------------------------------------
------------------------- T-T-T Analysis --------------------------
-------------------------------------------------------------------
-------------------------------------------------------------------
------------------------- T-O-T Analysis --------------------------
-------------------------------------------------------------------
T1  -- O1  -- T1  = 152.775 deg ; T1  -- T1   3.1690 A

T1  -- O2  -- T1  =  96.770 deg ; T1  -- T1   2.4579 A

T1  -- O3  -- T1  = 167.356 deg ; T1  -- T1   3.0922 A

T1  -- O4  -- T1  = 124.317 deg ; T1  -- T1   3.1343 A


        T-O-T SUMMARY
          Range  = 96.7696° <--> 167.3560 deg
          Mean   = 135.3043 deg
          StdDev = 27.5362 deg

        T--T SUMMARY
          Range  = 2.4579 A <--> 3.1690 A
          Mean   = 2.9634 A
          StdDev = 0.2978 A

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

SOME OXYGEN ATOMS ARE TOO CLOSE TO EACH OTHER
O1  -- O3  = 2.2812 A
O1  -- O3  = 2.2812 A
O2  -- O3  = 1.7167 A
O2  -- O3  = 1.7167 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  = 3.0475 Angstrom
  T1  -- T1  = 2.4579 Angstrom
  T1  -- T1  = 3.0922 Angstrom
  T1  -- T1  = 3.1343 Angstrom
  T1  -- T1  = 3.1690 Angstrom
  T1  -- T1  = 3.0475 Angstrom

-------------------------------------------------------------------
---------------------- Topological Analysis -----------------------
-------------------------------------------------------------------
T1 (Si): multiplicity = 8
Coordination Sequence =
    1 4 10 24 48 74 108 148 192 246 304 366 440 516 596 690 784
TD10 = 1159
Circuit symbol = 4.8_{6}.4.8_{6}.6.8_{6}
Weight = 20
Vertex symbol  = 4.8_{6}.4.8_{6}.8_{6}.8_{6}
Weight = 32

<TD10> = 1159.000
Average ring size = 7.4286
