Little Black Kidney Stones. Kidney stones black in color generally indicate that they are not composed of uric acid. For example in case of stones made of calcium whewellite the stone would have a black or brown color.
They might be yellow or brown tan or gold and black in color. The black specks could be small blood clots or pieces of stone. Crystals make stones and their names signify the kidney stone types.
Crystals make stones and their names signify the kidney stone types.
Black kidney stones are generally common. Diabetic patients are prone to the development of ketonuria due to the presence of high amounts of glucose in the blood. Kidney stones black in color generally indicate that they are not composed of uric acid. They might be yellow or brown tan or gold and black in color.