What people are saying - Write a review
We haven't found any reviews in the usual places.
INTRobuction to the Subject Definition of Miner
Specific Gravity the Method of determining it
5 other sections not shown
Other editions - View all
abundant acid actinolite agate alkali Alumina amethyst analcime angle appears beautiful blowpipe blue brittle brown calcedony called carbonate of lime characters chemistry chrysoprase cleavage colour common garnet composition conchoidal contains copper curious decrement dodecahedron earth edges Edit electricity Engravings epidote external felspar fibres fibrous flint foliated fracture FRANCES glass goniometer green greenish grey hard hornblende idocrase imbedded jasper kind Klaproth laminae leucite light lustre magnesia magnet manganese MARY menilite metals mica Mineralogy minerals nature nearly opake obsidian occurs opal oxyde oxyde of iron oxygen particles piece pitchstone planes Plates platina Potash precious garnet prehnite primitive crystal primitive form prism produced quantity quartz recollect resembles rhomb rock scapolite schorl scratch silica slate sometimes species specific gravity specimen stone subspecies substance subtracted sulphur suppose talc topaz tourmaline translucent transparent tremolite variety Vols Wols yellow yellowish zeolite