COBALTUM (cobalt), mineralized by ſulphur, arſenic and iron. Glanz-cobalt.

Cronstedt Min. § 251.

§ 231.

COBALTUM (cobalt), mineralized by ſulphur, arſenic, iron and nickel. Kupfernickel.

Cronstedt Min. § 252.

ZINCUM
OR
ZINC.

§ 232.

Its ſpecific gravity is 6,862. All the acids diſſolve it readily and with efferveſcence, which denotes its very lax union with the inflammable principle, as was remarked before (§ 219). 182 expreſſes the quantity of phlogiſton it loſes in ſolution. It melts in a heat of 699 degrees; and if the heat be a little increaſed it takes fire; and diſſipates in white flowers[[76]].

§ 233.

ZINCUM calciforme (zinc), calciform ſimply deprived of its phlogiſton. Calciform.