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Powellite is a
calcium molybdate mineral with
formula CaMoO4.
Powellite crystallizes with
tetragonal –
dipyramidal crystal structure as
transparent adamantine...
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Piemontite Pietersite Plumbogummite Pollucite Polyhalite Poudretteite Powellite Prehnite Prismatine Prosopite Proustite Psilomelane Pumpellyite Chlorastrolite...
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Though molybdenum is
found in such
minerals as
wulfenite (PbMoO4) and
powellite (CaMoO4), the main
commercial source is
molybdenite (MoS2). Molybdenum...
- Cambridge, ISBN 9781107007949 Schoen,
Douglas E. (1977),
Enoch Powell and the
Powellites, Macmillan, London. ISBN 0333198662 Shepherd,
Robert (1994). Iain Macleod...
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Polydymite Polyhalite Portlandite Posnjakite Poudretteite Povondraite Powellite Prehnite Proustite Pseudobrookite Pseudomalachite Pseudowollastonite Pumpellyite...
- Alloys, electronics,
industry Molybdenite (MoS2) in
porphyry deposits,
powellite (CaMoO4) in
hydrothermal deposits Nickel Ni Alloys, food and pharmaceutical...
- can
detect and emit
light and may have ****ure use in optoelectronics.
Powellite (calcium molybdate: CaMoO4)
Rheniite (rhenium sulfide: ReS2) Wulfenite...
- yellow.
Specimens with more
molybdenum tend to
fluoresce white to yellow,
similar to
powellite.
Occasionally fluoresces red
under mid-wave UV. References...
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mineral fluorite, and
contribute to the
orange fluorescence of zircon.
Powellite (calcium molybdate) and
scheelite (calcium tungstate)
fluoresce intrinsically...
- the NF.
Chesterton resigned as
chairman in 1970 and was
replaced by the
Powellite John O'Brien. In 1972, O'Brien and
eight other members of the party's...
