Resembling, containing, or of the nature of amethyst. In later use chiefly in amethystine quartz.

relating to or containing marcasite.

Containing cawk, barytous. (Perhaps also = chalky, adj.)

Containing blende.

containing sylvanite.

Used attributively = ‘combined with yttria’, ‘yttriferous’, ‘yttrious’.

Of or relating to phosphates; of the nature of or containing a phosphate or phosphates.

Relating to, consisting of, or containing pyroxene.

Of the nature of hornblende; containing hornblende; hornblendic rock n., hornblendic schist n., hornblendic slate n. = hornblende rock, etc.: see…

Containing small quantities of a chloride, esp. sodium chloride.

Containing or yielding platinum.

Containing or yielding quartz.

related to or containing hypersthene.

Containing schorl; chiefly in schorly granite.

Of or pertaining to, containing or consisting of, uralite.

Pertaining to or containing blende.

Of quartz: containing inclusions of rutile, usually in the form of needles.

General attributive with the sense ‘consisting of or containing orthoclase’, as orthoclase crystal, orthoclase group, etc.

Containing or yielding palladium.

= peridotitic, adj. Also: relating to, of the nature of, or containing peridot.

encrusted with vivianite.

Of the nature of, or containing, andesite.

of the nature of, or containing tremolite, as tremolitic marble.

Yielding or containing phosphorus.

Of the nature of or containing kaolinite.

resembling, pertaining to, or characterized by the presence of saussurite.

Of, relating to, or resembling perthite or its texture.

Containing strontian.

Containing or yielding radium.

Of the nature of or containing myrmekite.

Resembling or containing montmorillonite.

containing, composed of, or characteristic of illite.