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Hawthorne F C , Oberti R , Ungaretti L , Grice J D , American Mineralogist , 77 (1992) p.1112-1115, Leakeite, NaNa2(Mg2Fe2Li)Si8O22(OH)2, a new alkali amphibole from the, Kajlidongri manganese mine, Jhabua district, Madhya Pradesh, India
View Additional jPOWD Structure files for Leakeite
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Physical Properties of Leakeite
Cleavage:
{???} Perfect
Color:
Dark red.
Density:
3.11
Diaphaneity:
Translucent
Hardness:
6 - Orthoclase
Luster:
Vitreous (Glassy)
Streak:
light red
Optical Properties of Leakeite
Gladstone-Dale:
CI meas= 0.053 (Good) - where the CI = (1-KPDmeas/KC) CI calc= 0.062 (Fair) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2158,KPDmeas= 0.2179,KC= 0.23 Ncalc = 1.72