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Röntgenite-(Ce) crystals
© Stephan Wolfsried
Röntgenite-(Ce) crystals
© Stephan Wolfsried
CaCe(CO
Röntgenite-(Ce) is another moderately rare species from MSH.
PHYSICAL CHARACTERISTICS:
Color is usually brown.
Luster is waxy.
Diaphaneity is transparent to translucent.
Crystal System is hexagonal; 3.
Crystal Habits include platy balls.
Cleavage is not apparent.
Fracture is (??).
Hardness is ~ 4.5
Specific Gravity is approximately 4.2 g/cm
Streak is (??).
Associated Minerals include albite, dolomite and elpidite.
Distinguishing Features: Crystal habit and color.
Origin: Named in 1953 after Wilhelm Konrad Rontgen (1845-1923),
German physicist who discovered X-Rays.
CLASSIFICATION:
Dana System
# 16a.1.6.1
Strunz Classification
# V/C.7-90
REFERENCES:
Dana 8:481 (1997)
DISTRIBUTION AND RARITY AT MONT SAINT-HILAIRE:
MSH
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