Pini'tes succin'ifer (Pi'cea succinif'era), Succinum (Amber). -- Fossil resin, U.S.P. 1820 - 1850; Baltic Sea, Prussia, coal mines. There are 50 Pinaceae species that yield this resin. Such trees have been submerged under seawater, and from time to time yield, by natural exudation, this oleoresin, which is found along shores under and above water in irregular-sized pieces, that of 13 pounds (6 Kg.) being, so far, the largest. It is rough, dull, hard, brittle, fracture conchoidal, glossy, transparent, yellowish-red, sp gr. 1.09, aromatic when heated, tasteless. Melts at 288 degrees C. (550 degrees F.), yielding succinic acid. If heated higher, get water, volatile acids, empyreumatic oil. Contains succinic acid, C4 H6 O4, several resins. Used for preparing succinic acid and (empyreumatic) oil of amber, for fumigation, in the arts. Oleum Succini, U.S.P. 1820 - 1880. Oleum Succini Rectificatum, U.S.P. 1830 - 1870. Stimulant, antispasmodic, diuretic, hysteria, whooping-cough, infantile convulsions, intestinal irritation, amenorrhea. Externally - rheumatism, rubefacient liniments. Dose: mv-15 (.3 - 1 cc.).