390 CENTRAL MINERAL REGION OF TEXAS. 



Soapstone. 



Mexican diggings, Babyhead, Llano County. King Mountains region, 

 Llano County. Gillespie County. 

 Talc. Hydrous-magnesium silicate. 



Mexican diggings, Babyhead region, Llano County. Pecan Creek, 

 Llano County. Near Double Knobs, Mason County. Nunnely's mine, 

 Llano County. Three and a half miles east of Enchanted Rock, close to 

 the junction of two branches of Crab Apple Creek, Llano County. 

 Tengerite. 



Barringer Hill, Llano County. 

 Tetrahedrite. Antimony-arsenic-copper-ferrous-zinc-silver sulphate. 



Yoakum Hollow, Llano County. Packsaddle Mountain, Llano County. 

 Thorogummite. (New mineral, announced September, 1889, American 

 Journal of Science, by Hidden.) 

 Barringer Hill, Llano County. 

 Tourmaline. Aluminum-magnesium-boro silicate. 



Spring Creek, Burnet County. Hoover Valley, Burnet County. Upper 

 crossing of Llano River, Llano, Llano County. Johnson Creek, Llano 

 County. Public Pen Creek, Llano County. Martin Creek, near Flem- 

 ing, Mason County. Riley Mountains, Llano County. Near Sharp 

 Mountain, Llano County. 

 Travertine. Calcium carbonate. 



Spring Creek, Burnet County. Two miles east of Smoothing Iron 

 Mountain, on Brady road, Llano County. North of Sloan's house, on 

 the San Saba River, San Saba County. West of Yoca, at crossing of 

 river, McCulloch County. 

 Tremolite. (Amphibole var.) 



Lone Grove and Valley Springs road, one mile west of crossing of 

 Pecan Creek. East base of Packsaddle Mountain, Llano County. 

 Tufa. See Travertine Calc-sinter, Calcite. 

 Turgite. Hydrous-ferric oxide. 



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

 Hinton Creek, San Saba County. Seven miles from Mason, on Junc- 

 tion City road, Mason road, Mason County. Caylor's diggings, Mason 

 County. James River, Mason County. Chaney's diggings, Packsaddle 

 Mountain, Llano County. 

 Uralite ? Aluminum-ferrous-magnesium -calcium silicate. 



Houston and Texas Central Railroad lands, on Little Llano Creek, 

 Llano County (stained with malachite.) 

 IJralorphite. See Allanite. 



Babyhead, Llano County. 



