a “AO x08 ‘ON ‘X TOA ‘Saraag 7 
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a Locality of Mica, From whom received, ~ Color, Form and Remarks. Angles of axes,” 
New Yor York Island, 4m. from pec ¥, . ew ire bie ae Hist., eg gray, with black grains disseminated in it,-......-'56° 20'-56° 40/ 
Royalston. — Seuss ede awe’ Ben ark Sa own, sage meet Brag of the Beryls,........'57° 30’ 
ib, RC gr Ae. 5a Ad ae anoth CUNO oe hin. 0s ev» «| BBO-59° 
eer ; Es oes cie| ke, BOMOY Pee ies sox es ky brown. euaet wes in blotches, ....... ; Oyo 
Philadelp Penn, .. Sever ys seeeeee riko ‘Cabinet, T. Conrad, . eons ish gray, banded ; — bars 2 ‘color, ate abe e's 60° 307-61° 
ib, near Fairmount, .../T. Seale, ........... ea da a brown; resembles Penn BEY TNC a esas vip so j82°-62 
Oxford Maine, . ps RIM a hess eau see e ees light browns perfect deystata baepabins in pransiere 62° 42'~ 63° - 
Mirection,: 5.26: ..¢. 
Monroe, Conn., Lederer Cabinet, 03.005. 3 brown with patches, of dark brown mottled, . pveaene s 64° 30-659 30’ 
Royalston, Mass., ae Cabinet, by Prof. violet brown; in thick — i vettanceuubital were e oa s\G0 
cig hE fee eee ore ore C.M. Wheatley’ s Cabinet, . a ish gray ; in perfect crystals, ........ cece eeees 65° 80’-66° 
Falls 3 d, 24 m. from 1 Baltimore, en Me ERS oats Siatrre sine be nsparent brown — scales OF RS uae asc scents 65° 30’-65° 40/ 
Near Ellicott's Mills, ib, ib eates pe © b. ore and Ohio Railroad, ....... 66° 80’ 
“Jones’ Falls,” near per ++ eal. Gibbes and W. 8. Vink, mcs Pash eros ‘y mametically ccvveag hans es grains 60 15’-66° 80’ 
AD, OOD, cca tidiees i ‘ale College Cabinet, ....... greenish yellow, . Signage nae ans 66° 30/-67° 
Hasta, Gon (cian Bi) file cower. Bure, sae. clear : Bieeen sh wtp Ar six peas Roe vb ok’ OT? 
Gra es SONG, see ‘ye sssilight brown, ru aeinaced tori ; Ans . oat Bes 67° 807 
Unonvie P eo soeereeeell, Seale, .., wwe - Feat wee Bes sek Subs 679-67 28° 
Ackworth, N. H.,. ++++++++/Yale College Cabinet, .......\greenish gray, i 67° 15’-67° 80? 
Grafton, N. i“ another specimen, PES secs ae 03s AON light tee with th flattened ‘quartz and tourmaline, ...... 68° 5!-68° 20/ 
® |Templ ve seeere ee «(Ey Hitchcock, br, at ae tegnapatent WEWA 5 ..5570% +) lage o Peruaio enh rcs «0 699 30’-69° 40’ 
Orange, ypesrla teas ee ST yr ee ib. ib. t beaut crystals, “a5 169° 30’-69° 40’ 
Willimantic fat Conn, a brownish green, tran ent, I PTAmite ac ea e's i690 30’-69° 50’ 
Pennsbury, Pen gat an ais rown crystals ; ee er ocalit ty)» 27'- 
Royalston, an, peaiey E. Hitchcock Jr, .. .(dark brown ; 2d locali ity, » ie 40’— et 
¥ ‘“: Rass 
Taste L.—American Meaney ee Lepidolite Atveas, Polarization angle from 5° to 76°, 
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