351. 
352. 
353. 
354. 
355. 
356. 
357. 
358. 
359. 
360. 
Mineralogical Cabinet. 23 
L, Chesterfield, Massachusetts. Var. Lepidolite; of a 
grey color. 
Genus VI. Peart-Mica. 
Sp. 1. Rhombohedral Pearl-Mica. Triv. Margarite. 
L. Sterzing, Tyrol. In pearl grey scales. 
ORDER VI. SPAR. 
Genus I. Scuimer-Spar. 
Sp. 1. Diatomous Schiller-Spar. Triv. Schiller-Spar. 
L. Salzburg. 
L. Blandford, Massachusetts. Intermingled with a light 
green foliated substance, not hitherto described. 
L. Baste, Hartz. Polished. 
Sp. 2. Hemi-prismatic Schiller-Spar. Triv. Bronzite. 
L. Montebaldo, Veronese Italy. 
L. England. In rhomboidal laminae. 
Sp. 3. Prismatoidal Schiller-Spar. Triv. Hypersthene. 
L. Labrador. 
Sp. 4. Prismatic Schiller-Spar. Triv. Anthophyllite. 
L. Haddam, Connecticut. In clove-brown, slender, inter- 
lacing prisms, associated with black tourmaline and 
decomposing iron pyrites. 
L. Kongsberg, Norway. 
Genus Il. Dusruene-Span. 
Sp. 1. Prismatic Disthene-Spar. Triv. Kyanite. 
. L. St. Gothard. In blue prismatic crystals, in mica slate, 
with brown prisms of staurotide. 
. L. Chesterfield, Massachusetts. In blue interlacing prisms. 
5 do. do. 
» en do. do. 
. L, do. do. 
