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Hub

Occurrence in Czech Republic with commodities Tungsten, Tin
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Host and associated rocks
  7. Nearby scientific data
  8. Geologic structures
  9. Economic information about the deposit and operations
  10. Mining district
  11. Reserves and resources
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10024814
MRDS ID ISM0566
Record type Site
Current site name Hub
Alternate or previous names Krasno

Geographic coordinates

Geographic coordinates: 12.76887, 50.08205 (WGS84)

Site location context

Political divisions (FIPS codes)

Czech Republic(country)

Geographic areas

Country
Czech Republic

Comments on the location information

  • 15 KM SSW OF KARLOVY VARY (CARLSBAD) IN THE SLAVKOVSKY LES MOUNTAINS.
  • AREA FROM RF4

Commodities

Commodity Importance
Tungsten Critical Primary
Tin Critical Primary

Comments on the commodity information

  • TIN, TUNGSTEN
  • VANADIUM

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Greisen
    Rock unit name Hub Stock
    Rock description Hub Stock
    Stratigraphic age (youngest) Late Permian

Nearby scientific data

(1) 12.76887, 50.08205
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Economic information

Geologic structures

Type of structure Regional
Structure description Apical Part Of A Lithium Albite Granite Cupola

Comments on the geologic information

  • ; CSTR + WLFM + QRTZ + TOPZ + ZNWD + CLCP + SPLR + ARPR + MLBD; DEPOSIT CONSISTS OF CASSITERITE AND WOLFRAMITE DISSEMINATED IN GREISENIZED GRANITE AND IN QUARTZ VEINS. HUB IS THE MOST IMPORTANT OF SEVERAL DEPOSITS IN T HE KRASNO ORE DISTRICT.
  • WEATHERING; CEN; ILLITE + QRTZ + CLCT + SIDERITE + PYRT + GPSM; HEATH FORMATION INCLUDES LIMESTONES, MUDSTONES, CLAYSTONES, AND METALLIFEROUS ORGANIC-RICH SHALES. INTERVAL OF ORGANIC-RICH SHALE 1 M THICK. METAL CONTENTS DECREASE DURING WEATHERING.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No
Discovery year 1551
Year of last production 1987

Mining district

District name Krasno

Comments on the production information

  • NO PRODUCTION

Reserves and resources

  • Type In-situ
    Estimate year 1974
    Total resources 35000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Tungsten Wo3 0.2 wt-pct Tungsten Major 1974
    Tin Sn 0.3 wt-pct Tin Major 1974

Comments on the reserve resource information

  • TONNAGE AND GRADE ARE BASED ON VISUAL INSPECTION.
  • METAL CONTENTS (ESTIMATED) FROM 1 M THICK ZONE ASSUMING 0,1% OF HEATH IS MINED (7 SQ KM). TOTAL AVAILABLE SYNTHETIC CRUDE OIL ESTIMATED AT 180 BILLION BARRELS.

Comments on development

  • NON-GEOLOGIC CONSTRAINTS ON DEVELOPMENT OR EXPANSION IN 1-5 YRS. ().
  • NON-GEOLOGIC CONSTRAINTS ON DEVELOPMENT OR EXPANSION IN 1-5 YRS. ( ENVIRONMENT; MINE PLANT; PROCESSING;). DEVELOPMENT(NO); EXPLORATION(NO); POTENTIALLY PRODUCIBLE COMMODITIES: OIL, V, NI, AND ZN. NO VANADIUM HAS BEEN PRODUCED FROM THESE ROCKS. ALTHOUGH THEY CONTAIN SIZABLE RESOURCES THERE IS NO INDICATION THAT THEY WILL BE ECONOMIC TO MINE IN THE NEAR FUTURE.

Reference information

Bibliographic references

  • Deposit

    TAYLOR,R.G., 1979, GEOLOGY OF TIN DEPOSITS: ELSEVIER, AMSTERDAM, 543P.

  • Deposit

    STEMPROK,M., 1986, TUNGSTEN DEPOSITS OF CENTRAL EUROPE, IN A.A. BEUS (ED), GEOLOGY OF TUNGSTEN, INTERNATIONAL GEOLOGICAL CORRELATION PROGRAMME, PROJECT 26 , 'MAWAM', UNESCO, EARTH SCIENCES, 18, P. 79-87.

General comments

Subject category Comment text
Deposit THIS RECORD WAS COMPILED FOR THE INTERNATIONAL STRATEGIC MINERALS INVENTORY. THE DATA WERE USED IN PREPARATION OF THE USGS CIRCULAR 930 SERIES OF REPORTS. MINERAL RESOURCE CATEGORIES AND CODES HEREIN ARE FROM THE INTERNATIONAL CLASSIFICATION SYSTEM RECOMMENDED BY THE UNITED NATIONS GROUP OF EXPERTS ON DEFINITIONS AND TERMINOLOGY FOR MINERAL RESOURCES. (SEE NATIONAL RESOURCES FORUM, V. 4, NO. 3, P. 307-313.). OPEN PIT
Deposit THIS RECORD WAS COMPILED FOR THE INTERNATIONAL STRATEGIC MINERALS INVENTORY. THE DATA WERE USED IN PREPARATION OF THE USGS CIRCULAR 930 SERIES OF REPORTS. MINERAL RESOURCE CATEGORIES AND CODES HEREIN ARE FROM THE INTERNATIONAL CLASSIFICATION SYSTEM RECOMMENDED BY THE UNITED NATIONS GROUP OF EXPERTS ON DEFINITIONS AND TERMINOLOGY FOR MINERAL RESOURCES. (SEE NATIONAL RESOURCES FORUM, V. 4, NO. 3, P. 307-313.).
Deposit First Production Year: NO PRODUCTION
Deposit Discovery Year: PRE-1900 ? FOR W: PRE-1551 FOR SN.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1987 Sinclair, W.David Geological Survey of Canada

Beyond USGS

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

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