zirconolite
Sign in to saveAlso known as zirconolite-2M, zirconolite-3O, zirconolite-3T
Zirconolite is a mineral, calcium zirconium titanate; formula CaZrTi2O7. Some examples of the mineral may also contain thorium, uranium, cerium, niobium and iron; the presence of thorium or uranium would make the mineral radioactive. It is black or brown in color.
Key facts
- Mineral.name
- Zirconolite
- Mineral.image
- Zirconolite.jpg
- Mineral.imagesize
- 260
- Mineral.caption
- Black crystal aggregates of the rare zirconium mineral zirconolite.
- Mineral.category
- Oxide minerals
- Mineral.formula
- CaZrTi2O7
- Mineral.IMAsymbol
- Zrc
- Mineral.strunz
- 4.DH.30
- Mineral.system
- 2M polytype: monoclinic 3O polytype: orthorhombic 3T polytype: trigonal
- Mineral.class
- 2M polytype: prismatic (2/m) 3O polytype: dipyramidal (mmm (2/m 2/m 2/m)) 3T polytype: trapezohedral (3 2)
- Mineral.color
- Black to brown, red
- Mineral.luster
- Resinous, sub-Metallic
- Mineral.streak
- Dark brown, brownish yellow
- Mineral.diaphaneity
- Translucent, opaque
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Encyclopedic overview
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- References
Zirconolite is a mineral, calcium zirconium titanate; formula CaZrTi2O7. Some examples of the mineral may also contain thorium, uranium, cerium, niobium and iron; the presence of thorium or uranium would make the mineral radioactive. It is black or brown in color.
==References==
Excerpted from Wikipedia’s “zirconolite” article, available under the CC BY-SA 4.0 licence.
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