Combine black beans and next 5 ingredients in a glass bowl. Whisk together rind and remaining ingredients in a small bowl, and drizzle over bean mixture. Toss gently to coat. Cover and chill salsa until ready to serve.
*1/2 (24-ounce) jar papaya available in the produce section of your supermarket may be substituted for fresh papaya. If you can't find papaya, substitute 2 ripe mangoes, cubed.