| Deposit ID | 10110275 |
|---|---|
| MRDS ID | W000837 |
| Record type | Site |
| Current site name | Lyons Ck. Diatomaceous Earth Deposit |
| Related records | 10291772 |
| Geographic coordinates: | -76.68439, 38.74947 (WGS84) |
|---|---|
| Elevation | 15 |
| Relative position | AT LYONS CREEK WHARF |
Political divisions (FIPS codes)
Calvert(county)
Maryland(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Lower Marlboro(quadrangle 1:24,000 scale)
Washington East(quadrangle 1:100,000 scale)
Washington(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Patuxent(hydrologic unit)
Upper Chesapeake(hydrologic accounting unit)
Upper Chesapeake(hydrologic subregion)
Mid Atlantic(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Maryland | Calvert |
| Commodity | Importance |
|---|---|
| Diatomite | Primary |
| Host or associated | Host | ||||
|---|---|---|---|---|---|
| Rock type | Unconsolidated Deposit > Clay, Mud | ||||
| Rock unit name | Calvert Formation, Diatomaceous Clay | ||||
| Rock description | Calvert Formation, Diatomaceous Clay | ||||
| |||||
| (1) | -76.68439, 38.74947 |
|---|
| Thickness | 6.1M |
|---|
| Development status | Producer |
|---|---|
| Commodity type | Non-metallic |
| Deposit size | Large |
| Significant | No |
| Year of first production | 1884 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W000837 |
MILLER, B.L., ET AL, 1907, MD. GEOLOGICAL SURVEY CALVERT CO. REPT. P. 130-131
SHATTUCK, G.B. , ET AL, 1907, USGS FOLIO 152, P. 11
KNECHTEL, M.N., AND HOSTERMAN, 1965, USGS PP 525 D, P. D151-D152
| Subject category | Comment text |
|---|---|
| Deposit | AT LYONS CREEK WHARF THE DEPOSIT IS QUITE PURE. |
| Deposit | THIS DEPOSIT'S OUT PUT LONG EXCEEDED THAT OF ANY OTHER REGION IN THE US AND PUT MARYLAND AT THE HEAD OF THE DIATOMACEOUS-EARTH PRODUCING STATES. THE AVERAGE VALUE IS ABOUT $5000 (1907) ; INFO.SRC : 1 PUB LIT |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-AUG-1972 | Wright, Nancy A. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.