PC 21.260

SPARKO THREE

By Glenn Klein

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L/W: 100%
Design RI: 2.15
H/W: 65%
Gear: 96
V/W³: 0.220
Symmetry: 8 (mirrored)
Facets: 81
Tiers: 9
Crown: 8
Pavilion: 73

Klein, Glenn; Unpublished;

Angles for Cubic Zirconia are shown.

Wireframe

SPARKO THREE 3D view

Top view

Side view

Front view

Back view

Pavilion

#	Angle	Facets	Notes
G1	90.00°	618304254667890
P1	53.97°	618304254667890	Cut to tips of #1 facets and to meet points of #2 facets.
P2	44.01°	2101422263438465058627074828694	Cut to meet points on #1 facets.
P3	41.00°	3 91521273339455157636975818793	Mains. Cut to a center point.

Crown

#	Angle	Facets	Notes
C1	55.99°	618304254667890	Establish the girdle thickness.
C2	36.00°	1224364860728496	Mains. Cut to the girdle.
C3	20.69°	618304254667890	Cut to tips of A facets.
C4	12.44°	1224364860728496	Cut to tips of B facets.
T	0.00°	96