PC 07.119

Barger #1

Barger, Marvin: Unpublished handout at 1995 NW Faceters
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DataVueopen
L/W
100%
Design RI
2.15
H/W
77%
Gear
96
V/W³
0.320
Symmetry
4 (mirrored)
Facets
88
Tiers
17
Crown
8
Pavilion
80

Conference. Candidate stone for "Best of the Best" D/W=1.189

Preform: PF1 29.0 (96-24-28-72) PF2 25.0 (12-36-60-84) Alternate sizing information: D/W=1.189

Wireframe

Barger #1 3D view
Top viewSide viewFront viewBack view

Pavilion

#AngleFacetsNotes
G190.00°
96244872
Use preform
G290.00°
12366084
Use preform
P170.00°
96244872
Locate girdle after preform
P250.20°
96244872
Meet P5-P6-P5
P344.20°
 123254749717395
Meet P2-P3-P4
P443.30°
96244872
Meet P2-P3-P4-P5
P542.80°
 816324056648088
Meet P1-P2-G1-G2
P642.20°
1014343858628286
Meet G1-G2-P1 (G1-G2 from preform)
P741.50°
9612243648607284
Meet P2-G1-G2-P2 on corner

Crown

#AngleFacetsNotes
C139.20°
96244872
A,B,C,D,E,F are approximate step cuts
C239.20°
12366084
C337.00°
96244872
C437.00°
12366084
C532.90°
96244872
C
C632.90°
12366084
C723.40°
96244872
C810.00°
9612243648607284
First form MP C-D-G-H, then use PCP