Calcium arsenate is highly toxic, having both carcinogenic and systemic health effects.

The composition of commercially available calcium arsenate varies from manufacturer to manufacturer.

Calcium arsenate is the inorganic compound with the formula Ca(AsO).

Calcium arsenate (Ca(AsO)) is used in insecticides.

Calcium arsenate use is now banned in the UK, and its use is strictly regulated in the United States.

Pharmacolite is an uncommon calcium arsenate mineral with formula CaHAsO 2(HO).

Haidingerite is a calcium arsenate mineral with formula Ca(AsOOH) HO.

Coad was using calcium arsenate to rid the cotton plants of boll weevils, but the application of the dry powder was difficult to apply to the fields.

The control measures used have included a wide range of pesticides, including calcium arsenate, DDT, toxaphene, aldrin, dieldrin, endrin, heptachlor, malathion, and parathion.

Vladimirite is a rare calcium arsenate mineral with a formula of Ca(HAsO)(AsO) 5HO.

March 17 - The United States government authorizes United States Army Air Service aircraft to drop calcium arsenate on Louisiana's cotton fields in order to kill weevils.

The minerals Rauenthalite Ca(AsO) 10HO and Phaunouxite Ca(AsO) 11HO are hydrates of calcium arsenate.