Mine detail: Eureka Claim

Previously called 'Isla San Marcos'

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Location: Baja California Sur, Mexico, North America
Lat / long: 27.20027, -112.08401
dep_id: 10049266
mrds_id: MX00540
Commodity type: metallic
Major mineral: Manganese
Operation type: Unknown
Production size: Small ammount of material produced
Development status: Past Producer
ore: Psilomelane, Pyrolusite
model: 242: Sedimentary Mn
ore_ctrl: Fracture Contolled(?).
Reporter: Leonard, Kenneth R. (Page, Norman J.)
hrock_type: Sandstone
Year first produced: 1942
References:
  • Deposit:: TRASK, P.D. AND RODRIGUEZ C., J. JR., 1948, MANGANESE DEPOSITS OF MEXICO: U.S.G.S. BULLETIN 954-F, P. 228-238, 293-295, TABLE 17
  • Production:: TRASK AND RODRIGUEZ, 1948.
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