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grey
moonstone  



galactic blue-sheen...

colors available:

semi-transparent white
milky white
semi-transparent pale yellow
milky pale yellow
(all with a white to pale blue sheen ('floating light'))
family/species:

feldspar-orthoclase (sometimes albite/oligoclase)
properties:

for orthoclase:
RI=1.518 - 1.526 DR
SG=2.56 (+/-0.1)
dispersion=0.012
hardness=6-6.5
note: suitable for use in jewelry

treatments:

none (usually)
important information

semi-transparent moonstone gems with a blue sheen ('floating light') are the most highly prized in the market
moonstone has cleavage and must be handled with care, especially during cutting and polishing
cuts:

calibrated up to 8mm
all standard cut and free size cabochons
rough:

generally available in cabbing material to cut 8mm and under; bigger pieces occasionally available - please contact us for current stock
mining:

found in tanzania, sri lanka, myanmar (burma) and other localities view photo gallery

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info@colorfirst.com
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Please note that all content in this website is for informational purposes only. Users of this website
should independently verify all data thoroughly before making any financial or other decisions.