Mine detail: Birchfield Manganese Mine

Previously called 'San-Tex MineBirchfield Group'

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Location

Lat / long:

32.08653, -107.59337

Resource(M)

Primary:	Manganese
Ore:	Psilomelane, Pyrolusite, Wad
Gangue:	Calcite, Jasper, Limonite
Orebody form:	IRREGULAR
Discovery year:	1905

Production

Operation type:	Unknown
Deposit type:	Replacement
Production size:	Small
Development status:	Past Producer
First production started:	1942
Last production ended:	1958

Geology

Host rock:	El Paso Limestone
Host type:	Limestone
Structure:	Bedding Strikes Nne And Dips 45 To 70 Se. Fractures Strike Ne To N W.

References

MRDS	D010497
DEP	10013932
Reference	{Deposit:: FARNHAM, L.L., 1961 USBM IC-8030, P. 63-65}{Deposit:: GRISWOLD, G.B., 1961 NMBMMR BULL 72, P. 120 AND P. 128}{Deposit:: NMBMMR GENERAL FILE DATA}{Deposit:: CLEMONS, R.E., 1982 NMBMMR GEOLOGIC MAP GM-58}{Production:: FARNHAM, L.L., 1961, P. 63-64.}
Reporter	Menzie, David