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It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
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Chromite from
Gray Buck Group Group, Central Illinois River Mining District, Josephine County, Oregon, USA


Classification
Species:Chromite
Formula:Fe2+Cr23+O4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chromite data
Locality Data:Click here to view Gray Buck Group Group, Central Illinois River Mining District, Josephine County, Oregon, USA
Data Identifiers
Mindat Occurrence Record ID:471819
Long-form Identifier:1:3:471819:2
GUID (UUID V4):0
Nearest other occurrences of Chromite
0.7km (0.4 miles) ⓘLow Ridge Claim (Sally Ann Claim), Central Illinois River Mining District, Josephine County, Oregon, USA
1.1km (0.7 miles) ⓘMidnight Claim (Black Beauty; Myrtle Creek), Central Illinois River Mining District, Josephine County, Oregon, USA
1.1km (0.7 miles) ⓘRobbin Prospect (Jim Bus; Illinois Chrome Mine; Midnight; Lucky Star; McClung - Krueger), Central Illinois River Mining District, Josephine County, Oregon, USA
1.2km (0.7 miles) ⓘMule Shoe Claim (Myrtle Creek), Central Illinois River Mining District, Josephine County, Oregon, USA
1.4km (0.9 miles) ⓘCarter Creek Prospect, Central Illinois River Mining District, Josephine County, Oregon, USA
1.5km (0.9 miles) ⓘNew Deal Claim, Central Illinois River Mining District, Josephine County, Oregon, USA
1.8km (1.1 miles) ⓘNichols Place Occurrence, Central Illinois River Mining District, Josephine County, Oregon, USA
2.0km (1.3 miles) ⓘChrome Prospect (Kerby No. 45), Central Illinois River Mining District, Josephine County, Oregon, USA
2.1km (1.3 miles) ⓘSaturday Anne (Black Rock), Central Illinois River Mining District, Josephine County, Oregon, USA
2.2km (1.4 miles) ⓘJack Shade Chromite (Black Prince; Hot Dog; Grants Pass Chrome Company), Central Illinois River Mining District, Josephine County, Oregon, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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