You could try this standard pov approach:
intersection{
torus{
0.50,
0.10
translate z*-0.50
rotate x*-100
}
plane{z, -0.0750}
plane{-z, 0.0751} // this one can be taken out, but makes it flatter
pigment{Green}
scale <1,1,1> // change scaling to cover longer whatchamacallits?
}
