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Mineralpedia Details for Bikitaite

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Bikitaite

Bikitaite

Named for the type locality at the Nolan property in Bikita in the Masvingo District of Zimbabwe. The only other locality for Bikitaite is in the United States at the Foote Lithium Co. Mine in North Carolina, USA. Bikitaite occurs as a late-forming mineral within fractures in lithium-rich pegmatites. Associated minerals include eucryptite, quartz, Petalite, feldspar, calcite, stilbite, allophone, albite, and fairfieldite.

Ref. Handbook of Mineralogy, Anthony et al (1995) and MSA at http://www.handbookofmineralogy.org/pdfs/bikitaite.pdf

Formula
LiAlSi2O6┬ĚH2
Crystal System
Triclinic 
Crystal Habit
Aggregates 
Cleavage
Perfect, Good, None 
Luster
Vitreous (Glassy) 
Color
colorless, white 
Streak
white 
Class
Triclinic - Pedial 
Fracture
Conchoidal 
Hardness
WebMineral
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Mindat
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Bikitaite from Foote mine, Cleveland Co., North Carolina, United States

Bikitaite
            from Foote mine, Cleveland Co., North Carolina, United States

3mm long, bladed crystal of Bikitaite.

Long prismatic, colorless crystals to 4mm randomly located across the face and associated eith purple Fluorapatite.

Colorless lath-like crystals to 8mm.

Long platy, clear crystals to 1mm with ragged terminations.

Click thumbnail images for larger view.

Bikitaite from Bikita Pegmatite, Masvingo dist., Zimbabwe

Bikitaite
            from Bikita Pegmatite, Masvingo dist., Zimbabwe
Special Info
Type Locality

This a large, wonderful specimen loaded with colorless, prismatic Bikitaite crystals. The largest crystal is 2cm. It is a Westenbeger collection piece, which was sold by Dave Bunk several years ago. Type locality and very hard to obtain.

Bladed Bikitaite crystals up to 1cm with numerous smaller crystals all over matrix.

Click thumbnail images for larger view.

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