Log In
AK-8 kimberlite pipe, Orapa, Letlhakane, Central District, Botswanai
| Regional Level Types | |
|---|---|
| AK-8 kimberlite pipe | Pipe |
| Orapa | Town |
| Letlhakane | Village |
| Central District | District |
| Botswana | Country |
This page is currently not sponsored. Click here to sponsor this page.
Latitude & Longitude (WGS84):
21° 18' 0'' South , 25° 23' 59'' East
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Orapa | 9,189 (2013) | 2.8km |
| Letlhakane | 18,136 (2018) | 23.7km |
Other/historical names associated with this locality:
Orapa kimberlite
A kimberlite pipe explored by De Beers as part of the Boteti Exploration Joint Venture between African Diamonds and De Beers.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsMineral List
12 valid minerals. 2 (TL) - type locality of valid minerals.
Rock Types Recorded
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| ⓘ | Magnetite | 4.BB.05 | Fe2+Fe3+2O4 |
| ⓘ | Ulvöspinel | 4.BB.05 | TiFe2+2O4 |
| ⓘ | Kudryavtsevaite (TL) | 4.BC.25 | Na3(Mg,Fe)(Fe,Ti)2Ti3O12 |
| ⓘ | Ilmenite | 4.CB.05 | Fe2+TiO3 |
| ⓘ | var. Picroilmenite | 4.CB.05 | (Fe2+,Mg)TiO3 |
| ⓘ | Freudenbergite | 4.CC.10 | Na2(Ti,Fe)8O16 |
| ⓘ | Perovskite | 4.CC.30 | CaTiO3 |
| ⓘ | Rutile | 4.DB.05 | TiO2 |
| ⓘ | var. Niobium- and Chromium-bearing Rutile | 4.DB.05 | (Ti,Nb,Cr)O2 |
| Group 9 - Silicates | |||
| ⓘ | Forsterite | 9.AC.05 | Mg2(SiO4) |
| ⓘ | Pyrope | 9.AD.25 | Mg3Al2(SiO4)3 |
| ⓘ | Diopside var. Chromium-bearing Diopside | 9.DA.15 | Ca(Mg,Cr)Si2O6 |
| ⓘ | 9.DA.15 | CaMgSi2O6 | |
| ⓘ | Phlogopite | 9.EC.20 | KMg3(AlSi3O10)(OH)2 |
| ⓘ | Davemaoite (TL) | 9.H0. | CaSiO3 |
| Unclassified | |||
| ⓘ | 'Serpentine Subgroup' | - | D3[Si2O5](OH)4 |
List of minerals for each chemical element
Other Regions, Features and Areas containing this locality
This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to
visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders
for access and that you are aware of all safety precautions necessary.
References
Viljoen, K.S., Smith, Craig B., Sharp, Z.D. (1996) Stable and radiogenic isotope study of eclogite xenoliths from the Orapa kimberlite, Botswana. Chemical Geology, 131 (1) 235-255 doi:10.1016/0009-2541(96)00018-6
McDonald, I., Viljoen, K. S. (2006) Platinum-group element geochemistry of mantle eclogites: a reconnaissance study of xenoliths from the Orapa kimberlite, Botswana. Applied Earth Science, 115 (3) 81-93 doi:10.1179/174327506x138904
Phillips, D., Harris, J.W. (2008) Provenance studies from 40Ar/39Ar dating of mineral inclusions in diamonds: Methodological tests on the Orapa kimberlite, Botswana. Earth and Planetary Science Letters, 274 (1) 169-178 doi:10.1016/j.epsl.2008.07.019
GERNON, THOMAS M., FIELD, MATTHEW, SPARKS, R. STEPHEN J. (2009) Depositional processes in a kimberlite crater: the Upper Cretaceous Orapa South Pipe (Botswana). Sedimentology, 56 (3). 623-643 doi:10.1111/j.1365-3091.2008.00989.x
Deines, Peter, Stachel, Thomas, Harris, Jeff W. (2009) Systematic regional variations in diamond carbon isotopic composition and inclusion chemistry beneath the Orapa kimberlite cluster, in Botswana. Lithos, 112. 776-784 doi:10.1016/j.lithos.2009.03.027
Gernon, T.M., Fontana, G., Field, M., Sparks, R.S.J., Brown, R.J., Mac Niocaill, C. (2009) Pyroclastic flow deposits from a kimberlite eruption: The Orapa South Crater, Botswana. Lithos, 112. 566-578 doi:10.1016/j.lithos.2009.04.016
Anashkin, S. M., Bovkun, A. V., Litvin, Yu. A., Garanin, V. K. (2013) The Na-Mg-Fe-Ti oxide mineral in association with picroilmenite and freudenbergite from kimberlite of the AK8 pipe, Botswana (natural and experimental data) Doklady Earth Sciences, 451 (2) 849-854 doi:10.1134/s1028334x13080084
Anashkin, S., Bovkun, A., Bindi, L., Garanin, V., Litvin, Y. (2013) Kudryavtsevaite, Na3MgFe3+Ti4O12, a new kimberlitic mineral. Mineralogical Magazine, 77 (3) 327-334 doi:10.1180/minmag.2013.077.3.06
Tschauner, Oliver, Huang, Shichun, Yang, Shuying, Humayun, Munir, Liu, Wenjun, Gilbert Corder, Stephanie N, Bechtel, Hans A., Tischler, Jon, Rossman, George R. (2021) Discovery of davemaoite, CaSiO3-perovskite, as a mineral from the lower mantle. Science, 374 (6569). 891-894 doi:10.1126/science.abl8568
