euxenite-(Y)
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Euxenite, or euxenite-(Y) (the official mineralogical name), is a brownish black mineral with a metallic luster.
Key facts
- Mineral.name
- Euxenite
- Mineral.category
- Oxide minerals
- Mineral.image
- Euxenite - Vegusdal, Norvegia 01.jpg
- Mineral.imagesize
- 260px
- Mineral.caption
- Euxenite from Norway, around 11 cm of size
- Mineral.IMAsymbol
- Eux
- Mineral.strunz
- 4.DG.05
- Mineral.system
- Orthorhombic
- Mineral.symmetry
- Pcmn (no. 62)
- Mineral.color
- Black, brownish black, greenish black
- Mineral.habit
- Massive, anhedral crystals in matrix
- Mineral.twinning
- Common on [201]
- Mineral.cleavage
- None
- Mineral.fracture
- Conchoidal to subconchoidal
- Mineral.mohs
- 5.5 to 6.5
- Mineral.luster
- Brilliant submetallic, waxy to resinous on fractures
- Mineral.refractive
- n = 2.06 – 2.24
- Mineral.opticalprop
- Isotropic
via Wikipedia infobox
~1 min read
Encyclopedic overview
5 sectionsContents
- Chemistry
- Name and discovery
- Occurrence
- Use
- References
Euxenite, or euxenite-(Y) (the official mineralogical name), is a brownish black mineral with a metallic luster.
==Chemistry== It contains calcium, niobium, tantalum, cerium, titanium, yttrium, and typically uranium and thorium, with some other metals. The chemical formula is . It is commonly partially amorphous due to radiation damage.
Excerpted from Wikipedia’s “euxenite-(Y)” article, available under the CC BY-SA 4.0 licence.