Jamaica's located in the Atlantic ocean, south of Cuba in the  CARIBBEAN SEA.   Jamaica is located in the Caribbean Sea, south of Cuba, and West of  Haiti and the Dominiâ¦can Republic, and North of South America. It is  part of the Caribbean islands.
Hyperpigmentation in skin is caused by an increase in melanin, the substance in the body that is responsible for color (pigment). Certain conditions, such as pregnancy or Addison's disease (decreased function of the adrenal gland), may cause a greater production of melanin and hyperpigmentation.
Skin discoloration happens when too much acid in your body causes your skin to react with your jewelry. Silver and gold jewelry can turn your skin color green, not because of the type of jewelry you wore or how expensive (or inexpensive) the piece may be, but it is because of the high level of acidity in your body.