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Tilleyite, Magnetite
Specimen ID:
AE2-MTU
Mineral(s)
Tilleyite
:
Ca
5
(Si
2
O
7
)(CO
3
)
2
Magnetite
:
Fe
2+
Fe
3+
2
O
4
Locality
Mindat locality:
Christmas Mountains, Brewster County, Texas, USA
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Photo added to mindat.org
“
Massive, polycrystalline tilleyite containing minor magnetite. Identified by electron microprobe and optical properties. Locality described by Joesten (1974) Amer J Science 274:876-901.
”
George R. Rossman
- 30th December 2005
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