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While externally similar shapes, these two minerals are very different inside.
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Ilmenite from
Garnet Ridge, Dennehotso, Apache County, Arizona, USA


Locality type:Ridge
Classification
Species:Ilmenite
Formula:Fe2+TiO3
Comments:Occurs as inclusions in pyrope; also, as fragments in a breccia dike piercing sediments; as needles.
Quality for species:Rock forming mineral/non-crystalline/little interest for collectors.(##)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Ilmenite data
Locality Data:Click here to view Garnet Ridge, Dennehotso, Apache County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:39465
Long-form Identifier:1:3:39465:3
GUID (UUID V4):0
Nearest other occurrences of Ilmenite
97.2km (60.4 miles) ⓘSanostee Deposit, San Juan County, New Mexico, USA
98.7km (61.3 miles) ⓘMancos River Black Sand Deposit, Montezuma County, Colorado, USA
References
Gavasci, Anna Teresa, Kerr, Paul Francis (1968) Uranium emplacement at Garnet Ridge, Arizona. Economic Geology, 63 (8) 859-876 doi:10.2113/gsecongeo.63.8.859
Anthony, John W.; Williams, Sidney A.; Bideaux, Richard A.; Grant, Raymond W. (1995) Mineralogy of Arizona (3rd ed.). University of Arizona Press.p.257
Mandarino, Joseph A. (2001) Abstracts of New Mineral Descriptions. The Mineralogical Record, 32 (3) 209-222
 
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