-40%
Designer dream! Natural howlite white buffalo 2 oval cabochons size 15 x 20 mm
$ 3.16
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Description
Designer dream! Natural howlite white buffalo 2 oval cabochons size 15 x 20 mm 5 lots 16 - 20Howlite, a calcium borosilicate hydroxide, is a borate mineral found in evaporate deposits. Howlite was discovered near Windsor, Nova Scotia in 1868 by Henry How, a Canadian chemist, geologist, and mineralogist. How was alerted to the unknown mineral by miners in a gypsum quarry, who found it to be a nuisance.