South Sea Pearls

  • The pearl culture industry in Japan is in crisis after millions of oysters inexplicably died.

    The pearl culture industry is in crisis after millions of oysters inexplicably died. The loss, estimated at 306 million yen ($2.8 million) to date in Ehime Prefecture alone, has not only dealt a savage blow to farms in top-producing prefectures but raised fears that aging farmers may quit the bu...
  • Mabe Pearl or Cultured Blister?

    Mabe Pearl or Cultured Blister? A pearl is a concretion of biomineralized aragonite and/or calcite with minor organic matter (conchiolin) produced inside a pearl sac in the interior of marine or freshwater molluscs. A cultured pearl is basically the same, but formed with human intervention inside...
  • Mother-of-pearl

    Mother-of-pearl has been used since pre-historic times for adornment. In the modern ages, it was also artistically used in marquetry, gaming chips, devotional artefacts, as a bead for the cultured pearl industry but also in the button industry, being rather popular before plastics came into actio...