Middlepost Nos. 1&2

Producer in South Africa with commodity Beryllium
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Nearby scientific data
  7. Economic information about the deposit and operations
  8. Links to other databases
  9. Bibliographic references
  10. General comments
  11. Reporter information

Geologic information

Identification information

Deposit ID 10256203
MAS/MILS ID 7910050063
Record type Site
Current site name Middlepost Nos. 1&2

Geographic coordinates

Geographic coordinates: 20.79326, -28.91328 (WGS84)

Site location context

Political divisions (FIPS codes)

South Africa(country)

Africa(continent)

Land(continent)

Geographic areas

Country
South Africa

Commodities

Commodity Importance
Beryllium Critical Primary

Nearby scientific data

(1) 20.79326, -28.91328

Economic information

Economic information about the deposit and operations

Operation type Surface
Development status Producer
Commodity type Metallic
Significant No

Reference information

Bibliographic references

  • Deposit

    HUGO,P.J., THE PEGMATITES OF THE KENHARDT AND GORDONIA

  • Deposit

    DISTRICTS, CAPE PROVINCE, MEMOIR 58, GEOLOGICAL SURVEY OF S.A.,

  • Deposit

    PRETORIA, 1970, PP.21-25.

  • Deposit

    DMA SERIES 1501 MAP, SHEET SH 34-2, SCALE 1:250,000.

General comments

Subject category Comment text
Deposit AT LEAST 30 BERYL BEARING PEGMATITES ON MIDDLEPOST AND KOEGAB FARMS. MAIN BERYL PRODUCTION (1964) FROM MIDDLEPOST NOS.1&2 PEGMATITES. MIDDLEPOST NO.1: 275 M LONG, 91 M WIDE, HORZONTAL ATTITUDE, 13.7 M DEEP. SURFACE EXCAVATIONS ON W END (1964 PRODUCT- ION) AT DEPTH OF 10.7 M IN 1964. TOTAL PRODUCTION TO END OF JUNE 1964 WAS 200 TONS OF BERYL AVG. 12.5 % BEO. MIDDLEPOST NO.2: 152 M LONG, VARYING WIDTH OF 7.6 TO 27.4 M, STRIKE N 60 W, DIP 70 DEG. TO SE, PRODUCTION SINCE 1952 FROM LONG EXCAVATION ON FOOTWALL SIDE. TOTAL PRODUCTION TO JUNE 1964 WAS 150 TONS BERYL OF EXCELLANT QUALITY. COORDINATES ARE OF A POINT 7 UM NE OF MIDDLEPOST WHICH IS COORDINATES ARE OF A POINT 7 KM NE OF MIDDLEPOST WHICH IS

Reporter information

Type Date Name Affiliation Comment
Reporter 21-OCT-1983 Boyle, Ed U.S. Bureau of Mines

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.