Mineralpedia Details for Juanitaite
Juanitaite
Named for the discoverer of the mineral, Juanita Curtis. Found as yellow to yellow-green to greenish brown, tiny, thin, tabular crystals and in aggregates. It is found at the type locality at the Gold Hill mine in Utah, USA as crystals and earthy masses in association with connellite, tyrolite, and azurite in fissures of limonite, and also from tennantite association. The only other locality for Juanitaite is in Spain.
Ref. Minerals and their Localities, Bernard, J.H. and Hyršl, J. (2004)
IMA/CNMNC List of Mineral Names (2009) and Mineralogical Record 31 (2000), 301
- Formula
- (Cu,Ca,Fe)10Bi(AsO4)4(OH)11ยท2H2O
- Crystal System
- Tetragonal
- Crystal Habit
- Tabular, Microscopic Crystals, Square
- Cleavage
- Perfect, Perfect, Good
- Luster
- Resinous
- Color
- olive green, grass green
- Streak
- yellow
- Class
- Tetragonal - Ditetragonal Dipyramidal
- Fracture
- Flexible
- Hardness
- 1
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Juanitaite from Gold Hill mine, Tooele Co., Utah, United States
Olive green platy crystals to less than 0.25mm.
Olive green platy crystals flat lying on matrix to about 0.75mm.
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