A solid, naturally occurring inorganic substance
A map showing the distribution of (economically important) minerals in a region.
A natural paraffin wax, such as ozokerite or hatchettite.
An inorganic acid; especially hydrochloric, sulphuric, nitric, or phosphoric acid.
A form of Prussian blue, made lighter by the addition of alumina.
Native or mined coal, as distinct from charcoal. Also: †a variety of coal in which there are no traces of plant structure (obsolete).
A fibre composed of a mineral substance; a material composed of such fibres matted together, used especially for insulation.
Copper arsenite (also called Scheele's green).
A pale blue-grey pigment obtained in the process of making ultramarine from lapis lazuli.
A solid lubricant of gelatinous consistency and inorganic (i.e. non-biological) composition; specifically petroleum jelly.
A pink pigment made by precipitating tin chromate on to glass.
The right to extract minerals from beneath a piece of land (now usually in plural); the land over which this right is held; the document conveying this right.
A salt obtained by mining, especially rock salt.
Soil, or a soil, which has a low proportion of organic material.
Occurring after the formation of a mineral deposit.
Any of a group of minerals which occur as colloidal crystals in clay. They are all hydrated aluminosilicates having layered crystal structures
Water occurring in nature with some dissolved salts present, often bottled and sold as drinking water
A substance resembling matted wool and made from inorganic mineral material, used chiefly for packing or insulation
A trace element required for nutrition
Mercuric sulphide, HgS, prepared as a black solid by the reaction of mercury and sulphur, and formerly used medicinally as an anthelmintic and tonic.
A soluble inorganic base; especially an alkaline salt of sodium or (in later use) of any metal in group one or two of the periodic table.
A person or machine employed in mineral dressing.
A dark red pigment containing iron oxide.
= manganese violet; (also in later use) a violet variety of ultramarine blue.
Any of various inorganic yellow pigments, especially a lead oxychloride.
Designating a substance (especially a lotion or other liquid used for therapeutic purposes) which has both a mineral and vegetable component; characteristic of such a substance. Also as noun: †a substance of this kind (obsolete).
The right to extract minerals from a piece of land
North American term for white spirit.
A spring of water containing a high proportion of dissolved mineral salts
Treatment of ore so as to remove gangue and concentrate the valuable constituents.
A solution of a mineral substance, (formerly specifically) †a solution of potassium arsenate (obsolete).
A constituent mineral present in small quantity and not taken into account in identifying a rock
(Especially in Africa) a mineral mined in an area of armed conflict and traded illicitly to finance the fighting