Phosphates are formed by salts of phosphoric acid. The stone has a gray color and soft texture. because it breaks easily They can be both smooth and coarse. Cystines are formed from the compound cystine. sulfur-containing amino acids The stone is round, smooth, soft, yellow, oxalate is formed by salts of oxalic acid. The stone is dense. Has a rough, uneven surface. Urachani is caused by salts of uric acid.
|