blaze-adam-hodge documents

THAILAND’S RUBY AND SAPPHIRE DEPOSITS In lateritic soils atop Plio-Pliestocene basalt, or in gem gravels derived from basalt. Deposits are about 6-20
Documents THAILAND’S RUBY AND SAPPHIRE DEPOSITS In lateritic soils atop Plio-Pliestocene basalt, or in gem gravels derived from basalt. Deposits are about 6-20