386 Central mineral region of texas. 



Jeffefisite. Calcium-iron-magnesiuni-zinc-maganese silicate. 



Mexican diggings, Babyhead Creek, Llano County. Johnson Creek, 

 Llano county. 



Kaolinite. Hydrous-aluminum silicate. 



Pontotoc, Llano County (encrustation on quartz). Clear Creek, Bur- 

 net County (as quartz encrustatation). Silver Mine Hollow, Beaver 

 Creek, Burnet County. Johnson Creek, Llano County (occurs with 

 tourmaline). Iron Mountain, Llano County (in binary granite). King 

 Mountains, Llano County (with serpentine). Enchanted Rock, Llano 

 County. 



Kielhauite. Titanium-calcium-aluminum-ferric-manganic silicate. 

 Kothman's Gap, near Fleming, Mason County. 



Kerolite. Hydrous-magnesium silicate. 

 Iron Mountain, Llano County. 



Labradorite. Aluminum-calcium-sodium-potassium-ferric-magnesium sili- 

 cate. 



Hoover's Valley, Burnet County. 



Limnite? Hydrous-ferric oxide. 



Long Mountain region, Llano County. Seven miles above Lone 

 Grove, on Little Llano Creek, Llano County. Chaney's Diggings, 

 Packsaddle Mountain, Llano County (perhaps not correctly placed here). 



Limonite. Hydrous-ferric oxide. 



Spring Creek region, Burnet County. High Point, Burnet County. 

 Hoover Valley, Burnet County. North base of Long Mountain, Llano 

 County. Seven miles above Lone Grove, Little Llano Creek, Llano 

 County. East of Cold Creek, above Bauman's, Llano County. Near 

 Pontotoc, Mason County. Near Castell, Llano County. Near Spiller 

 mine, Fly Gap, Mason County. The divide between branches of Deep 

 Creek and Wallace Creek, San Saba County. Near road from San Saba 

 to Voca, three miles beyond crossing of Brady Creek, San Saba County. 

 Northwest of Voca, McCulloch County. Near Camp San Saba, McCul- 

 loch County. South of Mason Mountain, Mason County. Near head of 

 Little Bluff Creek, Mason County. Headwaters of Bluff Creek, Mason 

 County. Near Caylor's diggings, Mason County. Ten Mile Creek, 

 Mason County. James River region, Mason County. Six miles from 

 Llano, near head of Silver Creek, Llano County. South of Garner 

 Crossing of Llano River, Llano County. Honey Creek, Llano County. 

 Chaney diggings, south of Packsaddle Mountain, Llano County. Nun- 

 nery's diggings, Gillespie County. 



Lithomarge (Indurated Kaolinite). Hydrous-aluminum silicate. 

 High Point, Burnet County (thin clay shale). 



