Baroque pearl

Baroque pearls are pearls with an irregular non-spherical shape. Shapes can range from minor aberrations to distinctly ovoid, curved, pinch, or lumpy shapes. Most cultured freshwater pearls are baroque because freshwater pearls are mantle-tissue nucleated instead of bead nucleated. Cultured saltwater pearls can also be baroque, but tend to be more...
Found on http://en.wikipedia.org/wiki/Baroque_pearl

Baroque Pearl

An irregularly shaped pearl, can be natural or cultured.
Found on http://www.indygem.com/pages/Glossary-of-Terms.html

baroque pearl

pearl that is irregularly or oddly shaped. Pearl formation does not always occur in soft-tissue areas, where the expanding pearl sac grows regularly ... [3 related articles]
Found on http://www.britannica.com/eb/a-z/b/24
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