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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Kimberlite from
Benfontein sills, Kimberley, Sol Plaatje Local Municipality, Frances Baard District Municipality, Northern Cape, South Africa


Locality type:Sill
Classification
Type:Kimberlite
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Kimberlite data
Locality Data:Click here to view Benfontein sills, Kimberley, Sol Plaatje Local Municipality, Frances Baard District Municipality, Northern Cape, South Africa
Data Identifiers
Mindat Occurrence Record ID:1270746
Long-form Identifier:1:3:1270746:1
GUID (UUID V4):0
Nearest other occurrences of Kimberlite
5.9km (3.7 miles) ⓘBultfontein Mine, KEM JV Mine (Kimberley Ekapa Mining Joint Venture mine; Kimberley Underground mine), Kimberley, Sol Plaatje Local Municipality, Frances Baard District Municipality, Northern Cape, South Africa
6.4km (4.0 miles) ⓘKEM JV Mine (Kimberley Ekapa Mining Joint Venture mine; Kimberley Underground mine), Kimberley, Sol Plaatje Local Municipality, Frances Baard District Municipality, Northern Cape, South Africa
9.5km (5.9 miles) ⓘDe Beers Mine, Kimberley, Sol Plaatje Local Municipality, Frances Baard District Municipality, Northern Cape, South Africa
10.3km (6.4 miles) ⓘKimberley Mine, Kimberley, Sol Plaatje Local Municipality, Frances Baard District Municipality, Northern Cape, South Africa
68.7km (42.7 miles) ⓘKoffiefontein Mine, Koffiefontein, Letsemeng Local Municipality, Xhariep District Municipality, Free State, South Africa
70.0km (43.5 miles) ⓘFrank Smith Mine, Windsorton, Dikgatlong Local Municipality, Frances Baard District Municipality, Northern Cape, South Africa
80.9km (50.3 miles) ⓘRovic Mine, Boshof, Tokologo Local Municipality, Lejweleputswa District Municipality, Free State, South Africa
References
Montgarri Castillo-Oliver, Andrea Giuliani, William Griffin, Suzanne O'Reilly, Russell Drysdale, Xiaoxiao Ling, Xian-Hua Li (2018) The origin of carbonates in the Benfontein kimberlite sills: an in situ C-O-Sr approach. in abstracts of the 22nd IMA Meeting Melbourne p 127
Abersteiner, Adam, Kamenetsky, Vadim S., Goemann, Karsten, Giuliani, Andrea, Howarth, Geoffrey H., Castillo-Oliver, Montgarri, Thompson, Jay, Kamenetsky, Maya, Cherry, Alexander (2019) Composition and emplacement of the Benfontein kimberlite sill complex (Kimberley, South Africa): Textural, petrographic and melt inclusion constraints. Lithos, 324. 297-314 doi:10.1016/j.lithos.2018.11.017
 
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