brockite
Sign in to saveBrockite is a rare earth phosphate mineral with formula: . It crystallizes in the hexagonal system in the chiral space group 180 or its enantiomorph 181. It is typically granular to massive with only rare occurrence of stubby crystals. It is radioactive due to the thorium content.
In the Vinony graph
Within Vinony's link graph, brockite is referenced by 8 other articles, and connects out to thorium, granite and digital object identifier.
It sits within the topics Hexagonal minerals, Minerals in space group 180 or 181 and Phosphate minerals.
Its subject is documented across 7 Wikipedia language editions.
Wikidata facts
- Image
- Brockite-Thorite-474862.jpg
Show 6 more facts
- chemical formula
- (Ca,Th,Ce)PO₄·H₂O
- IMA Mineral Symbol
- Bck
- Nickel-Strunz '10th ed', review of (9th ed/ 2009 update)
- 8.CJ.45
- Nickel-Strunz 9th edition (updated 2009)
- 8.CJ.45
- Commons category
- Brockite
- Strunz 8th edition (series ID, updated)
- VII/A.12
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Encyclopedic overview
2 sectionsContents
- Discovery and occurrence
- References
Brockite is a rare earth phosphate mineral with formula: . It crystallizes in the hexagonal system in the chiral space group 180 or its enantiomorph 181. It is typically granular to massive with only rare occurrence of stubby crystals. It is radioactive due to the thorium content.
==Discovery and occurrence== Brockite was first described in 1962 for an occurrence in the Bassick Mine area, Querida, Wet Mountains, Custer County, Colorado, US. It was named for Maurice R. Brock, of the U.S. Geological Survey.
Excerpted from Wikipedia’s “brockite” article, available under the CC BY-SA 4.0 licence.