108 TERMINOLOGY. 



3. Yellowish-ivhite. White, inclining to yellow. Ex. Varieties 

 of Calcareous Spar and of Opal. 



4. Greyish-white. White inclining to grey. Ex. Quartz. 



5. Greenish-white. White mingled with a shade of green. Ex. 

 Asbestus and Talc. 



6. Milk-white. White bordering on blue ; the color of newly 

 skimmed milk. Ex. Quartz and Opal. 



(B.) Grey. 



1. Bluish- grey. Grey with a slight tinge of blue. Ex. Quartz 

 and Limestone. 



2. Pearl-grey. Grey with an intermixture of blue and red. Ex. 

 Porcelain Jasper. 



3. Smoke-grey. Grey mixed with brown ; the color of dense 

 smoke. Ex. Quartz. 



4. Greenish- grey. Grey mixed with green. Ex. Talc. 



5. Yellowish- grey. Grey mixed with yellow. Ex. Limestone. 



6. Ash-grey. The purest grey color; a mixture of white and 

 black. Ex. Zoisite. 



(C.) Black. 



1. Greyish-Hack. Black mixed with grey. Ex. Basalt and An- 

 thrakolite. 



2. Velvet-Hack. The purest black color; the color of black vel- 

 vet. Ex. Obsidian. 



3. Greenish-black. Black mixed with green. Ex. Augite. 



4. Brownish-black. Black mixed with brown. Ex. Anthracite. 



5. Bluish-black. Black mixed with blue. Ex. Black Cobalt. 



(D.) Blue. 



1. Blackish-blue. Blue mixed with black. Ex. Dark colored 

 varieties of Blue Malachite. 



2. Jlzure-blue. A bright blue color mixed with a little red. Ex. 

 Pale varieties of Blue Malachite. 



3. Violet-blue. Blue mixed with red. Ex. Amethyst. 



4. Lavender-blue. Blue with a little red and a considerable grey. 

 Ex. Clays. 



5. Plum-blue. A color peculiar to certain varieties of plums. 

 Ex. Spinelle. 



6. Prussian-blue, or Berlin-blue. The purest blue color. Ex. 

 Sapphire and Cyauite. 



7. Smalt-blue. The color of a pale variety of Smalt. Ex. An- 

 hydrite. 



