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Ch. 11: Amber, Malachite, Serpentine, Bowenite, Williamsite, ... Catlinite, etc.

Ch. 11: Amber, Malachite, Serpentine, Bowenite, Williamsite, ... Catlinite, etc. Page of 364 Ch. 11: Amber, Malachite, Serpentine, Bowenite, Williamsite, ... Catlinite, etc. Text size:minus plus Restore normal size   Mail page  Print this page
UNITED STATES, CANADA AND MEXICO
189
limited extent in jewelry for charms and other ornaments. It is usually of a more pleasing color than jade, and varies from a dark green to light apple-green and emerald-green shades. William-site is one of the handsomest known opaque or transparent stones, rivaling in richness many of the varieties of green jade. The grayish-green serpentinous substance found at Pelham, Mass., named pelhamine by Prof. Charles U. Shepard, admits of a very good polish, which produces a curious effect. '
Microlite has been found at the Allen Mica Mines, in Amelia Court House, Amelia County, Va., in beautiful crystals, some of which weigh 4 pounds each, but are opaque. The finest of these,
MICROLITE
a transparent specimen, is in the cabinet of Clarence S. Bernent ; it is about 3/8 of an inch long, and in part a rich honey-yellow, hav­ing all the color of topazolite, with a higher lustre. Some crystals are of sufficient transparency to afford gems ranging in color from an essonite-red to a rich spinel-yellow and are of remarkable brilliancy. Microlite has the highest specific gravity of any known gem, being about 6.1
Meerschaum, or sepiolite, has occasionally been met with in compact masses of smooth, earthy texture in the serpentine quar-
1 See A Transparent Crystal of Microlite, by William E, Hidden, Am. J. Sci. III., Vol. 30, p. 82, July, 1885.
Ch. 11: Amber, Malachite, Serpentine, Bowenite, Williamsite, ... Catlinite, etc. Page of 364 Ch. 11: Amber, Malachite, Serpentine, Bowenite, Williamsite, ... Catlinite, etc.
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