Paraíba tourmalines
gemstone
GenRank Score
4.3
Rare and highly prized blue-green to violet-blue tourmaline gemstones, first discovered in Paraíba, Brazil.
Also Known As
Paraíba tourmalines
1 question•1 category
Score
4.3
Rank
#40
Score History
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Average Rank
#22.0
Median
#22
Range
#22–#22
Rankings by Model
Sonar #22