130

determinative mineralogy.

*Comptonite, 315. Vole..

amyg.

Datholite,326. Amyg.,prim.Anthopliyllite, 3G5. Prim.

+Wagnerite, 170.

Sphene, 415. Prim.

Triplite, 211. Granite.# Willemite, 209. Calamine.*Microlite, 199. Granite.*Y itro-Columbite,433,P rimTroostite, 357. Prim.

I

I

•2-9—32-3—2-4;2-694

Names of Species. '.Hardness^ Sp. Gray.

Natrolite, 307. Vole.,amyg. !4'5—5 5 21—2-3

Poohnahlite, 329.

*Carpholite, 310. Gran.

♦Thomsonite, 305. Amyg.

"Alum Stone, 166. Vole.

Childrenite, 172.

Humboldtilite, 557. Vole.

*Herderite, 171. Prim.

♦Glaueolite, 352. Prim.

♦ Tripbyline, 221. Prim.

Calamine, 207.

Analcime, 320 .Amyg.,vole.

prim.

♦Brewsterite, 313. Amyg,

Mesotype, 308. Amyg., vole.

♦Seolecite, 309. Vole.amyg.

Structure.

5—5'5

♦Cerite, 421.

Prim.

Scapolite, 351. Prim.

Boltonite,552. Prim, limest.

Hornblende,1364 . Prim.,vole.

Lazulite, 337-Pyroxene, 361. Prim., vole.,basalt.

*Arfwedsonite, 367. Prim.♦Sodalite, 321.

♦Leucite, 322. Vole.

55

>—6

*Nepheline, 340. Vole.

*Elaeolite, 343. Prim. “

♦Gehlenite, 353. Prim.'- “

limest.'

Anhyd. Scolecite,549.Scnp. 5—6

111: Stel, rad, mas.

III. Slender prisms.Fib, rad, stel.

Ill cl: fib, rad, mas.

IV: Mas.

III.

III.

31—3-2;2-9—3

2-7—2 9 jMas. in perf. cleav.!3'6 ! III, cleav : Mas.|4"2—4-5 |VI: Bot; ren; mas.'2—2-1 jl: Gran, Mas.

!«-

5'5—6

-2-45 IV, Cleav.

2-2—2-3 III: Stel. div. mas.

Ill: Div; Racl; mas.

2-3—2-4 III: Coatings ; Mas.

2-9—3 IV : Fib. Bot. mas.

2- 9—3 2 V, Cl : Col, fib-mas ;

1 Lam.

3— 3-2 IV.

i

3-2—3 5 IV: Lam, Mas.

3- 4—3-8 Lam, Mas.

4— 4'1 VI: Renj Mas.

4-75—5 I, minute octahedrons.53—5-1 Lam; grains.

4—41 VI: Mas.

4-8—5 Mas, vi.

2-6—2 8 II: Col; lam; mas.

2 8—2-9 Cleav, mas; gran.

2- 9—3-2 IV: Rad, col, fib, mas.

3— 31 III: Mas. [fib.

3-2—3-4 IV, coarse cleav. mas

3-3—3-5 IV, Cleav!

2-2—2-4 I: Mas.

2-4—2 5 I, Trapezohedrons;Mas.

2 4—2-6 VI, hexagonal.

2 5—2-7 Imperf. crystalline, iii.2-9—31 II.

Cryst.

Vitreous.

Vitreous.

Silky.

Vit. .p’rly.

Vit.. pearly;

earthy.

Vit . . res.Vit.

Vit. . res.Vit.

Vit.. greasy.Vit.. pearly.Vit.

Vit, pearly.Vit.

Vit .. pearly.

Vit.

Vitreous.Pearly.

Vit.

Ad.. resin.

Res., ad.

Resinous.Resin, [res.Subniet; vitVit; . . res.

Ad.

Vit; p’rly.Vit.

Vit.. p’rly.Vit.

Vit..res,p’rlyi

Vit, splend’nt-

I

Vit.not strong:

Vit. .p’rly.Res.

Vit.

t This species occurs in fibrous forms, of apparent lotv degrees of hardness;occasionally they have the very peculiar structure (in the mineral kingdom)of cotton, or fibres of flax. Their action under the blowpipe, and the non-actionof acids, in connection with their peculiar flexibility and loose aggregation, will dis-