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Transcript
Hardness of a pearl
pearls are mostly 2.5-4.5
A pearls streak is white
pearls have no
cleavage
The specific gravity of a pearl is 2.71
Two interesting facts about my birthstone is that its the only gemstone that is made by living things
and all pearls are different. Bonus fact, the pearl is one of the four June birthstones!
The luster of a pearl is pearly
(pun intended)
Hope you enjoyed!
COLOR
pearls come in black, gray, purple, pink, brown, orange, yellow, green, blue, or white. Talk about a rainbow!