Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Limonite from
Colgrove Manganese Mine (Colegrove claim; Fort Jones Mine [3]), Fort Jones, Oro Fino Mining District, Klamath Mountains, Siskiyou County, California, USA


Locality type:Mine
Classification
Species:'Limonite' (not an IMA approved species)
Comments:Intimately mixed with pyrolusite.
Confirmation
Validity:Believed Valid
Associated Minerals:
Associates:Pyrolusite
Data
Mineral Data:Click here to view Limonite data
Locality Data:Click here to view Colgrove Manganese Mine (Colegrove claim; Fort Jones Mine [3]), Fort Jones, Oro Fino Mining District, Klamath Mountains, Siskiyou County, California, USA
Data Identifiers
Mindat Occurrence Record ID:655677
Long-form Identifier:1:3:655677:8
GUID (UUID V4):0
Nearest other occurrences of Limonite
44.4km (27.6 miles) ⓘBlue Ledge Mine (Blue Ledge Extension Mine), Windy Peak, Klamath Mountains, Siskiyou County, California, USA
50.3km (31.2 miles) ⓘSiskiyou Gap Prospect, Upper Applegate Mining District, Jackson County, Oregon, USA
50.4km (31.3 miles) ⓘHematite (Haskins and Traverso; Hall Claims), Upper Applegate Mining District, Jackson County, Oregon, USA
50.8km (31.6 miles) ⓘIron Hat Occurrence, Upper Applegate Mining District, Jackson County, Oregon, USA
55.9km (34.7 miles) ⓘGolden Jubilee Mine (Gold Jubilee Mine; Liberty Mine ?), Coffee Creek Ranch, Coffee Mining District (Coffee Creek Mining District), Klamath Mountains, Trinity County, California, USA
62.9km (39.1 miles) ⓘMurphy Prospect (Noe; Rattlesnake Group; B & W Mining Company; Laurel or Rainbow), Upper Applegate Mining District, Jackson County, Oregon, USA
63.4km (39.4 miles) ⓘSteamboat Cinnabar Occurrence (Curl), Upper Applegate Mining District, Jackson County, Oregon, USA
78.9km (49.0 miles) ⓘCowboy Mine (East Cowboy), Takilma Mining District, Josephine County, Oregon, USA
80.6km (50.1 miles) ⓘNorth Black Gulch prospect, Stoveleg Gap, East Fork Mining District, Salmon Mountains, Klamath Mountains, Trinity County, California, USA
88.1km (54.8 miles) ⓘEsterly Mine (Llano de Oro Mine; Cameron Placer Mine; Logan Placer Mine; Simmons Placer Mine), O'Brien, Takilma Mining District, Josephine County, Oregon, USA
References
O’Brien, J.C. (1947), Mines and mineral resources of Siskiyou County: California Journal of Mines and Geology, California Division Mines (Report 43): 43(4): 455
Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.
 
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