Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Malachite from
Ridenour Mine, Prospect Canyon Mining District, Coconino County, Arizona, USA


04382520017271986375743.jpg
Malachite, etc.

Ridenour Mine, Prospect Canyon Mining District, Coconino County, Arizona, USA
09860140017365723046977.jpg
Malachite, etc.

Ridenour Mine, Prospect Canyon Mining District, Coconino County, Arizona, USA
00868080017272079953240.jpg
Malachite

Ridenour Mine, Prospect Canyon Mining District, Coconino County, Arizona, USA
04382520017271986375743.jpg
Malachite, etc.

Ridenour Mine, Prospect Canyon Mining District, Coconino County, Arizona, USA
09860140017365723046977.jpg
Malachite, etc.

Ridenour Mine, Prospect Canyon Mining District, Coconino County, Arizona, USA
01248000017363805727014.jpg
Malachite

Ridenour Mine, Prospect Canyon Mining District, Coconino County, Arizona, USA
04382520017271986375743.jpg
Malachite, etc.

Ridenour Mine, Prospect Canyon Mining District, Coconino County, Arizona, USA
09860140017365723046977.jpg
Malachite, etc.

Ridenour Mine, Prospect Canyon Mining District, Coconino County, Arizona, USA
00868080017272079953240.jpg
Malachite

Ridenour Mine, Prospect Canyon Mining District, Coconino County, Arizona, USA
Locality type:Mine
Classification
Species:Malachite
Formula:Cu2(CO3)(OH)2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Tyuyamunite13
Tangeite8
Volborthite4
Sandstone2
Data
Mineral Data:Click here to view Malachite data
Locality Data:Click here to view Ridenour Mine, Prospect Canyon Mining District, Coconino County, Arizona, USA
Photo GalleryView Gallery (2 photos)
Data Identifiers
Mindat Occurrence Record ID:318770
Long-form Identifier:1:3:318770:8
GUID (UUID V4):0
Nearest other occurrences of Malachite
15.3km (9.5 miles) ⓘMohawk Canyon pipe (Collapse feature 494), Mohawk Canyon, Coconino County, Arizona, USA
16.5km (10.3 miles) ⓘCopper Mountain Mine (Copper King Mine), Bentley Mining District, Grand Wash Cliffs, Mohave County, Arizona, USA
19.9km (12.4 miles) ⓘCollapse feature 241, Mohawk Canyon, Coconino County, Arizona, USA
25.7km (15.9 miles) ⓘCopper House Mine (Copper House Coalition #2 Mine), Bentley Mining District, Grand Wash Cliffs, Mohave County, Arizona, USA
59.3km (36.9 miles) ⓘSavanic Mine (Bronzel Mine; Bronze L Mine), Grand Gulch Bench, Bentley Mining District, Grand Wash Cliffs, Mohave County, Arizona, USA
60.9km (37.8 miles) ⓘGrand Gulch Mine, Bentley Mining District, Grand Wash Cliffs, Mohave County, Arizona, USA
63.6km (39.5 miles) ⓘHack Canyon Mine, Hack Canyon, Hack Canyon Mining District, Mohave County, Arizona, USA
73.3km (45.6 miles) ⓘCopper Canyon Mine, Wallace Butte (Thurso Butte), Coconino County, Arizona, USA
85.0km (52.8 miles) ⓘAzure Ridge mine (Bonelli mine), Gold Butte Mining District, Clark County, Nevada, USA
85.9km (53.3 miles) ⓘEagle Nest prospect, Lost Basin Mining District, Mohave County, Arizona, USA
References
Testing at University of Arizona.
Miller, R.O. (1954), Cu-U at the Ridenour Mine, US Atomic Energy Comm. USAEC RME – 2014
Miller, R.O. (1954), Reconnaissance for uranium inn Hualapai Reservation, US Atomic Energy Comm. USAEC ME- 2007.
Van Gosen, Bradley S.; Hall, Susan M.; Johnson, Craig A.; Benzel, William M. (2025) Solution-collapse breccia pipe uranium deposits of the southern Colorado Plateau, northwestern Arizona, USA. Ore Geology Reviews, 181. 106590 doi:10.1016/j.oregeorev.2025.106590
 
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