Self-made image converted from the following vector PostScript source code (based on a rendering of an ancient symbol by someone who died more than 80 years ago):

%!
20 200 translate 2.5 dup scale 174 10 moveto 136 86 lineto 98 10 lineto
60 86 lineto 22 10 lineto 10 10 lineto 60 110 lineto 98 34 lineto
136 110 lineto 186 10 lineto closepath 139 104 moveto 134 93 lineto
118 122 lineto 130 122 lineto closepath gsave 1.2 setlinewidth stroke
grestore fill 180 18 moveto 174 30 lineto 208 30 lineto 214 18 lineto
closepath 160 58 moveto 154 70 lineto 188 70 lineto 194 58 lineto
closepath 98 98 moveto 98 110 lineto 171 110 lineto 177 98 lineto
closepath fill 12 setlinewidth 29 35 moveto 83 47 lineto stroke showpage
%EOF