Origin of schorl
Words nearby schorl
How to use schorl in a sentence
This is more especially true of chlorite, schorl, hornblende and augite.A Textbook of Assaying: For the Use of Those Connected with Mines.|Cornelius Beringer and John Jacob Beringer
The exterior parts of the veins consist of a bluish quartz, very compact, and uniformly containing a great deal of Schorl.A Guide to the Mount's Bay and the Land's End|John Ayrton Paris
Greisen is closely connected with schorl rock both in its mineralogical composition and in its mode of origin.
In the tourmaline granites prisms of black schorl occur either singly or in stellate groups.
On its northern slope is a vast mass of schorl, the celebrated Roche Rock.Nooks and Corners of Cornwall|C. A. Dawson Scott