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Simmer and Jack

Producer in South Africa with commodities Gold, Platinum, Osmium, Iridium, Ruthenium, Rhodium, PGE, Silver
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Geologic information

Identification information

Deposit ID 10106895
MRDS ID M046325
Record type Site
Current site name Simmer and Jack
Alternate or previous names Simmer and Jack Mines, Ltd.

Geographic coordinates

Geographic coordinates: 28.15145, -26.22993 (WGS84)
Relative position 6 MILES EAST OF JOHANNESBURG
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Geographic areas

Country
South Africa

Commodities

Commodity Importance
Gold Primary
Platinum Secondary
Osmium Secondary
Iridium Secondary
Ruthenium Secondary
Rhodium Secondary
PGE Secondary
Silver Secondary

Comments on the commodity information

  • SMALL QUANTITIES PT AND AG RECOVERED BUT UNIMPORTANT IN SOUTH AFRICA TERMS. PT IS AN IMPURITY IN GOLD AND IS RECOVERED AT THE RAND REFINERY AS A CONSEQUENCE OF THE PURIFICATION PROCESS.

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Pyrite Ore
Pyrrhotite Ore
Sphalerite Ore
Uraninite Ore

Analytical data

Result COMPOSITION OF PLATINOIDS IN PERCENT: IR = 37.7, OS = 40.8, RU = 12.6, PT = 8.3, RH = .6

Nearby scientific data

(1) 28.15145, -26.22993
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Ore body information

  • General form LITHIFIED PLACER

Economic information

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No

Mining district

District name Central Rand Area

Comments on the production information

  • WORKS THE MAIN REEF GROUP.

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS M046325

Bibliographic references

  • Deposit

    MERTIE, 1969, ECON. GEOL. PT METALS: USGS PROF. PAPER 630, P. 45 - 48

  • Deposit

    COUSINS, 1973, PLATINOIDS IN THE WITWATERSRAND SYSTEM: JOUR. S. AFRICA INST. MIN. AND METALL., V. 73, NO. 6, P. 3 - 5

  • Deposit

    WAGNER, 1929, PT DEPOSITS AND MINES OF S. AFRICA: STRUIK (PTY) LTD., CAPETOWN 1973, P. 32 - 40

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1975 Blair, Will N. U.S. Geological Survey