Ricardo Lleras Codazzi, Colombian geologist and mineralogist (Bogotá 20 February 1869 – Girardot, Cundinamarca Department 18 January 1940)
Discovered and described viterbite, a mixture of allophane and wavellite
Held an invention patent for mining procedures
Proposed original concepts and conclusions
El puesto del hombre en la naturaleza. Anales Ingen. Bogotá 48(545):200-19, 1940
HONORS
Honored in fossil resin named llerasite
Laureate, Palmes Academiques de France
His brother, Eduardo Lleras Codazzi, chemist and toxicologist (Bogotá 30 January 1885 – Bogotá 28 August 1960)
Modified the method for detecting morphine in dead bodies
Developed a Soxhlet-like extraction device
Invented electric muffle furnaces