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It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
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Porphyry from
Rock of Ages Mine (Patented Claims: Rock of Ages; MS 19205a; Rock of Ages No. 2; MS 19205a; Rock of Ages Mill Site; MS 19205b; Peak View; MS 19205a), Mount Wilson Mining District, Dolores County, Colorado, USA


Locality type:Mine
Classification
Type:Porphyry
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Porphyry data
Locality Data:Click here to view Rock of Ages Mine (Patented Claims: Rock of Ages; MS 19205a; Rock of Ages No. 2; MS 19205a; Rock of Ages Mill Site; MS 19205b; Peak View; MS 19205a), Mount Wilson Mining District, Dolores County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:1045001
Long-form Identifier:1:3:1045001:9
GUID (UUID V4):0
Nearest other occurrences of Porphyry
0.7km (0.4 miles) ⓘZero Mine (Patented Claims: Zero; MS 14800; Edna; MS 14800), Mount Wilson Mining District, Dolores County, Colorado, USA
1.2km (0.7 miles) ⓘSpecial Session Mine (Polar No. 1; MS 12908; Polar No. 2; MS 12908; Oasis; MS 12908; Slide Rock; MS 12908), Mount Wilson Mining District, San Miguel County, Colorado, USA
3.9km (2.4 miles) ⓘMorning Star Mine, Mount Wilson Mining District, San Miguel County, Colorado, USA
5.3km (3.3 miles) ⓘSilver Eagle Lode, Mount Wilson Mining District, San Miguel County, Colorado, USA
11.0km (6.9 miles) ⓘButterfly Mine, Ophir Mining District (Iron Springs Mining District), San Miguel County, Colorado, USA
22.2km (13.8 miles) ⓘPorphyry Basin Mine, San Juan County, Colorado, USA
22.5km (14.0 miles) ⓘLower Porphyry Gulch (2), San Juan County, Colorado, USA
22.8km (14.2 miles) ⓘLower Porphyry Gulch (1), San Juan County, Colorado, USA
39.7km (24.7 miles) ⓘBessie Jr; Oroverde Occurrence, La Plata Mining District (California Mining District), La Plata County, Colorado, USA
46.8km (29.1 miles) ⓘNeglected Mine, La Plata Mining District (California Mining District), La Plata County, Colorado, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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