Comprehending black pearls

https://www.evernote.com/shard/s431/sh/4d25cdc7-042e-d206-9a7d-cb8ef4831220/quVopJOtyKLWAnSzKJJCofrPVRfKDgL99B6q8Cej-bKXTsGIb4j-NkQ3Ow

Being familiar with black pearls<br/>Do you like black pearls? I simply like them. Why? Properly, actually black pearls are really uncommon. Black pearls are produced from black-lipped oyster Pinctada margaritifera