| Deposit ID | 10248874 |
|---|---|
| MAS/MILS ID | 0370990001 |
| Record type | Site |
| Current site name | Dark Ridge Chromite Prospect |
| Alternate or previous names | Dark Ridge Creek Chromite, Dark Ridge Prospect |
| Point of reference | Trench |
|---|---|
| Geographic coordinates: | -83.10238, 35.4134 (WGS84) |
| Elevation | 951 |
| Location accuracy | 100(meters) |
Political divisions (FIPS codes)
Jackson(county)
North Carolina(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Hazelwood(quadrangle 1:24,000 scale)
Fontana Lake(quadrangle 1:100,000 scale)
Knoxville(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Tuckasegee(hydrologic unit)
Upper Tennessee(hydrologic accounting unit)
Upper Tennessee(hydrologic subregion)
Tennessee(hydrologic region)
Federal lands
Nantahala National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
Croatan National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
National Forests in North Carolina(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | North Carolina | Jackson |
| Commodity | Importance |
|---|---|
| Aluminum Critical | Tertiary |
| Chromium Critical | Tertiary |
| Iron | Tertiary |
| Magnesite | Tertiary |
| Silica | Tertiary |
| Materials | Type of material |
|---|---|
| Chlorite | Unknown |
| Chromite | Unknown |
| Olivine | Unknown |
| Talc | Unknown |
| Trench (1) | -83.10238, 35.4134 |
|---|
| Strike | N35E | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dip | 85N | ||||||||||||||||||||||
| Thickness | 1M | ||||||||||||||||||||||
| Length | 244M | ||||||||||||||||||||||
| Width | 76M | ||||||||||||||||||||||
| Area | 2HA | ||||||||||||||||||||||
| Depth to top | 2M | ||||||||||||||||||||||
| |||||||||||||||||||||||
| Operation type | Surface-Underground |
|---|---|
| Development status | Past Producer |
| Commodity type | Metallic |
| Significant | No |
| Discovery year | 1870 |
| Type of mineral rights | Fee Ownership |
|---|---|
| Type of mineral rights | Private Lease |
| Type of mineral rights | Minerals Only |
| Ownership category | National Forest |
|---|
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 0370990001 |
CHARLES E HUNTER ET AL 1942 NORTH CAROLINA DEPARTMENT OF
CONSERVATION & DEVELOPMENT BULLETIN 42 CHROMITE DEPOSITS OF
CAROLINA PP 14 15 & PL 7
J VOLNEY LEWIS 1922 USGS BULLETIN 725 DEPOSITS OF CHROME ORE
NORTH CAROLINA PP 129 130
USBUMINES WAR MINERALS MEMORANDUM 1943 EASTERN REGIONAL FILE
NORTH CAROLINA CHROME P 6
JOSEPH H PRATT & JOSEPH V LEWIS 1905 NORTH CAROLINA GEOLOGIC
SURVEY VOLUME 1 CORUNDUM AND THE PERIDOTITES OF WESTERN NORT
CAROLINA PP 383 384
JASPER L STUCKEY & STEPHEN G CONRAD 1958 NORTH CAROLINA
DEPARTMENT OF CONSERVATION & DEVELOPMENT BULLETIN 71 EXPLANA
TEXT FOR GEOLOGIC MAP OF NORTH CAROLINA PP 19-20
HERMON J BRYSON 1937 NORTH CAROLINA DEPARTMENT OF CONSERVATI
DEVELOPMENT ECONOMIC PAPER 64 THE MINING INDUSTRY IN NORTH
CAROLINA FROM 1929 TO 1936 P 29
| Subject category | Comment text |
|---|---|
| Deposit | YEAR ENTERED 1975 THE TYPE GRADE OF THE CHROMITE CANNOT BE DETERMINED FROM AVA LITERATURE BUT IS CLOSEST TO REFRACTORY GRADE BASED ON ANALY 39.66% CR2O3 14.18% FE203 7.20% SI02 26.80% AL203 12.34% MGO CR FE IS 2.8:1 FE CONTENT IS 9.93% CALCULATED FROM FE203 NO RESERVE ESTIMATE CAN BE MADE DUE TO THE IRREGULAR OCCURRE EXTENT OF THE CHROMITE VEINS RECORD 050 DEPOSIT WAS MINED ON A LIMITED BASIS IN 1918 & 19 RECORD 080 CHROMITE OCCURS IN VEIN LIKE SEGREGATIONS IN OLIV RECORD 060 DUNITE IS SLIGHTLY STEATITIZED |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 27-FEB-1984 | Lyday, Travis Q. | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.