Perla (Жемчужина)
PEARL(Oyster Pearl)PHARMACY — pear. Pearl. Oyster Pearl. Aragonite, about 82-86%; conchiolin, 10-14%; and water, 2%. Pearls are calcified objects made by oysters and are usually…
PEARL(Oyster Pearl)PHARMACY — pear. Pearl. Oyster Pearl. Aragonite, about 82-86%; conchiolin, 10-14%; and water, 2%. Pearls are calcified objects made by oysters and are usually…