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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
Saturday Anne (Black Rock), 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 Saturday Anne (Black Rock), Central Illinois River Mining District, Josephine County, Oregon, USA
Data Identifiers
Mindat Occurrence Record ID:473392
Long-form Identifier:1:3:473392:8
GUID (UUID V4):0
Nearest other occurrences of Chromite
1.8km (1.1 miles) ⓘHap Claims (Hawkins), Illinois River Mining District, Josephine County, Oregon, USA
1.9km (1.2 miles) ⓘGallagher Chrome, Chrome Ridge Mining District, Josephine County, Oregon, USA
2.1km (1.3 miles) ⓘGray Buck Group Group, Central Illinois River Mining District, Josephine County, Oregon, USA
2.4km (1.5 miles) ⓘBriggs Creek, Chrome Ridge Mining District, Josephine County, Oregon, USA
2.4km (1.5 miles) ⓘNew Deal Claim, Central Illinois River Mining District, Josephine County, Oregon, USA
2.5km (1.5 miles) ⓘLow Ridge Claim (Sally Ann Claim), Central Illinois River Mining District, Josephine County, Oregon, USA
2.5km (1.6 miles) ⓘChrome Prospect (Kerby No. 45), Central Illinois River Mining District, Josephine County, Oregon, USA
2.8km (1.8 miles) ⓘBrown Scratch (Anderson-Fisher Chrome Mine; Center; Red Scratch), Illinois River Mining District, Josephine County, Oregon, USA
3.0km (1.8 miles) ⓘCarter Creek Prospect, Central Illinois River Mining District, Josephine County, Oregon, USA
3.1km (1.9 miles) ⓘMidnight Claim (Black Beauty; Myrtle Creek), Central Illinois River Mining District, Josephine County, Oregon, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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