The creatinine levels in both urine and blood are determined and compared. Normal creatinine clearance for healthy women is 88-128 mL/min. and 97 to 137 mL/min. in males (normal levels may vary slightly between labs). Blood urea nitrogen (BUN) level is another indicator of kidney function.he creatinine levels in both urine and blood are determined and compared. Normal creatinine clearance for healthy women is 88-128 mL/min. and 97 to 137 mL/min. in males (normal levels may vary slightly between labs). Blood urea nitrogen (BUN) level is another indicator of kidney function.
Some examples of blue stones include aquamarine, azurite, blue lace agate, boulder opal, chalcedony, lapis lazuli, sapphire, topaz and blue zircon. Shown below are pictures of some common and uncommon blue color stones.
Black granite can be marbled in other colors such as white or rose. Black granite is mined in Sweden, South Africa, India or Australia. Azul or Blue Granite. Azul or blue granite is so named because it has blue in the granite stone. The exact name of the stone depends on the country of origin.