Rangwa/Ruri/Homa Mountain

Prospect in Kenya with commodities REE, Thorium
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Nearby scientific data
  8. Ore body information
  9. Economic information about the deposit and operations
  10. Ownership information
  11. Reserves and resources
  12. Links to other databases
  13. Bibliographic references
  14. Reporter information

Geologic information

Identification information

Deposit ID 10231998
MAS/MILS ID 7790250029
Record type Site
Current site name Rangwa/Ruri/Homa Mountain

Geographic coordinates

Point of reference Claim
Geographic coordinates: 34.36793, -0.49836 (WGS84)
Elevation 1200
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Kenya(country)

Africa(continent)

Land(continent)

Geographic areas

Country
Kenya

Commodities

Commodity Importance
REE Critical Primary
Thorium Tertiary

Materials information

Materials Type of material
Ankerite Unknown
Bastnasite Unknown
Monazite Unknown
Thorite Unknown

Nearby scientific data

Claim (1) 34.36793, -0.49836

Economic information

Ore body information

  • Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 STOCKWORK
    Shape of Orebody #1 MASSIVE
    Date of Last Modification 860829

Economic information about the deposit and operations

Operation type Surface
Development status Prospect
Commodity type Metallic
Significant No
Discovery year 1907

Ownership information

  • Type Owner
    Owner Kenya Government
    Interest 100
    Year 1982

Reserves and resources

  • Type In-situ
    Estimate year 1982
    Inferred 375000mt ore
    Total resources 375000mt ore
    Commodity Subtype Grade units Group Importance Year
    REE REE 3.54 wt-pct REE Major 1982
    Thorium ThO2 1.8699 wt-pct Thorium Trace 1982

Reference information

Bibliographic references

  • Deposit

    CLARKE, M.C.G., THE GEOLOGY OF THE SOUTHERN PART OF HOMA

  • Deposit

    MOUNTAIN CARBONATITE COMPLEX, WESTERN KENYA, PH.D

  • Deposit

    THESIS, UNIVERSITY OF LEICESTER, MARCH 1968 (REVIEWED,

  • Deposit

    NOT COPIED).

  • Deposit

    FLEGG A. M., THE GEOLOGY OF THE CARBONATITE ROCKS OF THE

  • Deposit

    NORTH OF THE HOMA MOUNTAIN CARBONATITE COMPLEX, WESTERN

  • Deposit

    KENYA. PH.D. THESIS, UNIVERSITY OF LEICESTER, 1969.

  • Deposit

    HEINRICH, E. W., "GEOLOGY OF CARBONATITES," RAND MCNALLY &

  • Deposit

    CO., (OUT OF PRINT) 1966, PP. 480-486.

  • Deposit

    JAFFE, F.C., "RARE-EARTHS CONCENTRATIONS IN THE SOUTH RURI

  • Deposit

    CARBONATITE IN WESTERN KENYA," INSTITUTE OF MINING AND

  • Deposit

    METALLURGY TRANSACTIONS, SECTION B., VOL. 78, 1969, PP.

  • Deposit

    B161-163.

  • Deposit

    LEBAS, MICHAEL JOHN, "CARBONATITE-NEPHELINITE VOLCANISM,"

  • Deposit

    AN AFRICAN CASE HISTORY. JOHN WILEY & SONS. 1977.

  • Deposit

    MCCALL, G.J.H., "GEOLOGY OF THE GWASI AREA," GEOLOGICAL

  • Deposit

    SURVEY OF KENYA REPORT NO. 45, 1958.

  • Deposit

    MCCALL, G.J.H., "ALKALINE AND CARBONATITE RING COMPLEXES IN

  • Deposit

    THE KAVIRONDO RIFT VALLEY, KENYA," CONGRESSO GEOLOGICAO

  • Deposit

    INTERNACIONAL XX SESSION, 1956, 1959.

  • Deposit

    MCCALL, G.J.H., "A RECONSIDERATION OF CERTAIN ASPECTS OF THE

  • Deposit

    RANGWA AND RURI CARBONATITE COMPLEXES IN WESTERN

  • Deposit

    KENYA," GEOLOGICAL MAGAZINE VOL. 100, NO. 2, 1963, PP.

  • Deposit

    181-185.

  • Deposit

    MINING ANNUAL REIVEW, "KENYA", 1982, PP. 447.

  • Deposit

    PULFREY, WILLIAM, "ALKALINE SYENITES AT RURI, SOUTH NYANZA,

  • Deposit

    KENYA," GEOLOGICAL MAGAZINE, VOL. 91, NO. 3, 1954, PP.

  • Deposit

    209-219.

  • Deposit

    PULFREY, WILLIAM, "IJOLITIC ROCKS NEAR HOMA BAY, WESTERN

  • Deposit

    KENYA," QUARTERLY JOURNAL OF THE GEOLOGICAL SOCIETY OF

  • Deposit

    LONDON, VOL. 105, 1950, PP. 425-455.

  • Deposit

    SAGGERSON, E. P., "GEOLOGY OF THE KISUMU DISTRICT,"

  • Deposit

    GEOLOGICAL SURVEY OF KENYA, REPORT NO. 21, 1952, P. 86.

  • Deposit

    (OUT OF PRINT).

  • Deposit

    TUTTLE, O. F. AND GITTINS, J., "CARBONATITES," J. WILEY &

  • Deposit

    SONS (OUT OF PRINT) 1966, PP. 420-425.

  • Deposit

    UNDP REPORT NO. 3800-KE, "KENYA: ISSUES AND OPTIONS IN THE

  • Deposit

    ENERGY SECTOR," MAY, 1982.

  • Deposit

    WALSH, I., AND DUBOIS, C.G.G., "MINERALS OF KENYA,"

  • Deposit

    GEOLOGICAL SURVEY OF KENYA, BULLETIN NO. 11, 1970, P.

  • Deposit

    55.

Reporter information

Type Date Name Affiliation Comment
Reporter 05-SEP-86 Coffman, Joe U.S. Bureau of Mines

Beyond USGS

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