Heterochromia iridium, or segmental heterochromia, is different, it occurs when areas, or segments, of the same eye are different colours. Image courtesy of Wikimedia Commons. What causes heterochromia iridis? The pigment melanin is responsible for the colour - or pigmentation - of our eyes. Heterochromia iridis is caused by too much or too little melanin. This can be due to inherited genes or a problem that occurred when the eyes were being formed.
The average cost to paint the interior of a house falls between $1.50 and $3.50 per square foot. If youâre doing the ceilings, walls and trim, the cost per square foot will likely fall between $3 and $4. If there is damage to the walls that needs to be repaired before painting can proceed, youâll pay extra.
Painting the trim yourself is possible, but because of the time and skill required, hiring a professional is recommended. The price for painting exterior trim varies widely based on the style and amount of trim, but an average cost is $1 per linear foot, meaning a 1500 square foot home with 500 linear feet of trim will cost around $500. Cost breakdown. Materials: Most professional painters recommend using a primer 1 and two coats of