Gold quill

Color and pattern male

Head: golden-brown.

Neck: hackle glossy vibrant golden-brown; front of the neck similar to the breast.

Back, shoulders and saddle-hackle: glossy warm golden-brown.

Tail: steering-feathers black; sickles and coverts green-glossy black with a narrow, sharply defined golden-brown lacing.

Wings: vibrant golden-brown, wing-bar feathers with a more or less faint black pencilled inner-vane.

Primary-flights: outer-vane golden-brown with some black pencilling to the end, inner-vane golden-brown strongly mixed with black.

Secondary-flights: outer-vane golden-brown, inner-vane golden-brown strongly mixed with black.

Breast, flanks, thighs and belly: warm golden-brown, flanks show some black pencilling.

Rear-part: blackish-grey with brown tinge.

Down: blue-grey.

Serious faults

Significantly uneven or too light ground-color. Too dark in shoulders and hackles. Absence, too wide or very irregular lacing of sickles or tail-coverts. 

Faults

Serious faults to a lesser degree. Bronze-sheen in sickles.

Color and pattern female

Head and neck-hackle: warm golden-yellow.

Front of the neck and upper-breast: warm golden-yellow without black pencilling.

Back, shoulders, wing-coverts and lower-breast: warm-golden yellow, each feather pencilled with green-glossy black quills, shaped like grains of wheat, three to five times crosswise on either side of the shaft entirely distinct, touching neither the shaft nor the edge of the feather.

Tail: steering-feathers golden-yellow with strong black quill pencilling, most prominent in the top two.

Primary-flights: outer-vane golden-brown mixed with some black pencilling; inner-vane golden-yellow strongly mixed with black, fading towards the edge. 

Secondary-flights: outer-vane golden-yellow with coarse black quill pencilling, inner-vane golden-yellow with coarse irregular black quill pencilling that turns into more or less longitudinal stripes.

Lower breast, flanks, thighs belly and rear-part: warm golden-yellow with some quill penciling that become stronger towards the bottom.

Down: blue-gray.

Serious faults

Ground-color uneven, far too light or far too dark. Coarse or very irregular quill penciling. Insufficient depth and sharpness of the quill penciling. Quil penciling rising too high on the breast. 

Faults

Serious faults to a lesser degree. Ground-color in the quill penciling. Clearly visible quill penciling on the neck-hackle.

Feather details from:  http://www.kippenencyclopedie.nl

Website from Johan Albada with more than

5000 photos of chickens, chicken color varieties and feathers.

 

 

Genetic code: https://kippenjungle.nl/Overzicht.htm

Website from Henk Meijers with all available information regarding chicken genetics including the world famous 

Chicken Color Calculator