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Karoo dolerites, Cradock, Chris Hani District, Eastern Cape, South Africai
Regional Level Types
Karoo dolerites- not defined -
Cradock- not defined -
Chris Hani DistrictDistrict
Eastern CapeProvince
South AfricaCountry

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Location is approximate, estimate based on other nearby localities.
 
Latitude & Longitude (WGS84): 32° South , 25° East (est.)
Margin of Error:~27km
Köppen climate type:BSk : Cold semi-arid (steppe) climate


North of Cradock.

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


2 valid minerals. 1 (TL) - type locality of valid minerals.

Detailed Mineral List:

Azurite
Formula: Cu3(CO3)2(OH)2
Reference: Cairncross, B. and Dixon, R., (1995) Minerals of South Africa. The Geological Society of South Africa: 186.
Prehnite (TL)
Formula: Ca2Al2Si3O10(OH)2
Type Locality:
Reference: Werner, A. G. (1788) in M H Klaprath, Schrift. Ges. naturforsch. Freunde, Berlin, 8, 211.

List of minerals arranged by Strunz 10th Edition classification

Group 5 - Nitrates and Carbonates
'Azurite'5.BA.05Cu3(CO3)2(OH)2
Group 9 - Silicates
'Prehnite' (TL)9.DP.20Ca2Al2Si3O10(OH)2

List of minerals arranged by Dana 8th Edition classification

Group 16a - ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
Azurite16a.2.1.1Cu3(CO3)2(OH)2
Group 72 - PHYLLOSILICATES Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings
Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings with 4-membered rings
Prehnite (TL)72.1.3.1Ca2Al2Si3O10(OH)2

List of minerals for each chemical element

HHydrogen
H AzuriteCu3(CO3)2(OH)2
H PrehniteCa2Al2Si3O10(OH)2
CCarbon
C AzuriteCu3(CO3)2(OH)2
OOxygen
O AzuriteCu3(CO3)2(OH)2
O PrehniteCa2Al2Si3O10(OH)2
AlAluminium
Al PrehniteCa2Al2Si3O10(OH)2
SiSilicon
Si PrehniteCa2Al2Si3O10(OH)2
CaCalcium
Ca PrehniteCa2Al2Si3O10(OH)2
CuCopper
Cu AzuriteCu3(CO3)2(OH)2

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Cairncross, B. and Dixon, R., (1995) Minerals of South Africa. The Geological Society of South Africa: 186.

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