Mine detail: Rio Grande Deposit

Previously called 'Boratera Pampa'

Location:	Potosi, Bolivia, South America
Lat / long:	-20.72425, -67.24976
dep_id:	10006065
mrds_id:	BL10359
Commodity type:	nonmetallic
Major mineral:	Boron-Borates
Trace mineral:	Gypsum-Anhydrite, Halite, Bromine
Operation type:	Unknown
Production size:	Small ammount of material produced
Development status:	Past Producer
ore:	Ulexite
gangue:	Clay, Gypsum, Halite, Pyroxene, Tourmaline
orebody_fm:	LENSOID, STRATABOUND
model:	260: Lacustrine borates
conc_proc:	Evaporation
ore_ctrl:	Ulexite Precipitation Is Controlled By Na, Ca And B Concentrations Of Interstitial Brines
Reporter:	Long, K.R., Orris, Greta J.
hrock_type:	Clay, Mud
arock_type:	Volcanic Rock (Aphanitic)
Structure:	Internal Drainage Basin, Fluvial-Deltaic Complex
tectonic:	Altiplano
References:	Deposit:: BALLIVIAN, O., AND RISACHER, F., 1981, LOS SALARES DEL ALTIPLANO BOLIVIANO: PARIS, ORSTOM, 246P. Deposit:: CADIMA, J., AND LAFUENTE, F., 1969, PROSPECCION GENERAL DE ALGUNAS BORATERAS PARTICULARES RIO GRANDE Y LLIPI LLIPI: SERVICIO GEOLOGICO DE BOLIVIA INFORME GB-M-647, 36P. Deposit:: SUAREZ, MILTON, CLARI, RENZO, FRANCESCHINI, GIOVANNI, PRINCIVALLI, M.M., AND ARIAS, FREDDY, 1993, RESULTADOS DE LA PRIMERA FASE DE EXPLORACION DE ULEXITA EN EL DELTA DE RIO GRANDE, SALAR DE UYUNI, BOLIVIA: BOLETIN DEL SERVICIO GEOLOGICO DE BOLIVIA 1, ANO 1993, P. 109-116. Deposit:: GEOLOGICAL EVALUATION OF BORATE CONCESSION (CADIMA AND LAFUENTE, 1969 Other Database:: CIMRI Reserve-Resource:: CADIMA AND LAFUENTE (1969); THE SECOND AND THIRD FIGURES ARE FROM SUAREZ AND OTHERS, 1993.