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Medina River, ca. 1 mi. W Rio Medina (29 deg 26,47'; -98 deg 53.77')

Guadalupe River at south [sic] side of Comfort (29 deg 57.91'; -98 deg 53.83')

San Saba River at north side Menard [sic, see remarks] (30 deg 55.13'; -99 deg 47.12')

TX, Coleman Co., 3.5 km (air) SSW Leaday, "Turkey Bend", old burn area

TX, Coleman Co., ca. 6 km (air) SSE Leaday & ca. 3 km NE of Stacy Dam site, top of arroyo bluff along & above Colorado R.

6 mi N (center) of Eagle Pass, Elm Creek, on Daniel Riskind property. (28 deg 47'; -100 deg 29')

El Paso, Kern Place subdivision - 501 Robinson at residence of L. Miller. (31 deg 46.68'; -106 deg 29.98')

TX, El Paso Co., Hueco Mts., 5 air mi. W entrance to Hueco Tanks State Historical Park, 4,300 ft

Franklin Mts., west slope of North Franklin Mtn., in rhyolite talus (31 deg 53.680'; -106 deg 30.184') T28S R4E SE 1/4 Sec. 2

Franklin Mts., canyon debouching westward into the Coronado Country Club Subdivision (31 deg 51.380'; -106 deg 29.959') T27S R4E SE 1/4 Sec.23

Franklin Mts., 1/4 mi. N and 200 ft below summit of North Franklin Mtn., rhyolitic talus (31 deg 54.382; -106 deg 29.659') T28S R4E NW 1/4 Sec.1

Franklin Mts., In branch of Fusselman Canyon near small spring, talus of Lanoria quartzite (31 deg 53.845'; -106 deg 28.764') T28S R4E nr center Sec. 6

Franklin Mts., 0.6 mi. WSW Anthony's Nose, first canyon south of Vinton Canyon, on north-facing wall (31 deg 57.422'; -106 deg 30.492') T27S R4E SW 1/4 Sec. 14

Franklin Mts., Tom Mays Park, East Cottonwood Spring (31 deg 54.793'; -106 deg 29.541') T27S R4E SW 1/4 Sec. 36

0.7 mi.N jct of FMRd 2821 & StHwy 19, ca. 3 mi. NE Huntsville (30 deg 44.95'; -95 deg 31.42)

TX, Terrell Co., Sanderson, W side of town near water tanks

USA, New Mexico, Dona Ana Co., San Andres Mts: NW part of Goat Mountain, along canyon leading north into Little San Nicholas Canyon, in area of travertine and in talus below clifffs in ancient, indurated Plesitocen deposits on NE side of canyon., T20S, R4

NM, Sierra Co., Cuchillo Mts., Environs of Vindicator Mine (SE 1/4, NW 1/4, Sec. 7, T 11 S, R 7 W)

NM, Sierra Co., Cuchillo Mts. "Highest Peak, Central portion of Range" BKL (NW 1/4, NE 1/4, Sec. 32, T 11 S, R 7 W)

USA, New Mexico, Dona Ana Co., San Andres Mts: NW part of Goat Mountain, along canyon leading north into Little San Nicholas Canyon, Holocene sediments, friable, brownish on east canyon wall at level of arroyo, T20S, R4E, SE 1/4 SE 1/4 SW 1/4 Sec. 12

USA, New Mexico, Dona Ana Co., San Andres Mts: NW part of Goat Mountain, along canyon leading north into Little San Nicholas Canyon, in area of travertine and in talus below clifffs on NE side of canyon., T20S, R4E, 1/8 mi. N of center, Sec. 13

NM, Sierra Co., Cuchillo Mts., west slope of northern range, ca. 0.2 Km south of vindicator mine (SE 1/4, NW 1/4, Sec. 7, T 11 S, R 7 W)

NM, Sierra Co., San Andres Mts: SW slope of Salinas Peak, SW side of Indian Divide (TT12S, RR4E, SE 1/4 SE 1/4 SE 1/4 Sec. 1)

NM, Sierra Co., San Andres Mts: NE slope of Ladybug Peak, S of road & arroyo, from around bases of shrubs (TT12S, RR4E, 1/4 mi. N of center, SEc. 12)

Farm Road 2768 at Castell, Llano River (30 deg 42.21'; -98 deg 57.50')

TX, Hidalgo Co., 3 km (air) W of Penitas, along Penitas-Havana Rd. & RR tracks, 0.6-0.7 rd. mi. E jct with Fm. Rd. 2521, borrow pits & railroad grade

Mexico, Chihuahua, Sierra de San Ignacio; 8.5 km SSW Porvenir; W of El Gacho tank and N of Las Lunas (abandoned ranch) (31 deg 10'35" N Lat; 105 deg 55' W long)

Lake Lyndon B. Johnson. (30 deg 34'; -98 deg 23')

TX, Reeves Co., town of Balmorhea, canal on East side

Corpus Christi State Park, immediately below dam in concrete compartments (28 deg 02.65'; -97 deg 52.00')

USA, Florida, Collier Co., North part of city of Naples, Zoo near Big Cypress Nature Center

Del Rio (well shaded garden) (29 deg 23'; -100 deg 54')

Sanderson, lower part of hill at N end of 3rd Street at north edge of town (30 deg 08.81'; -102 deg 23.38')

Sanderson, west end of Kerr Street [= Kerr Ave.], on limestone hill (30 deg 08.81'; -102 deg 23.67')

Limestone hill along USHwy 90, 8.7 mi. E Sanderson city limits (30 deg 36.97'; -102 deg 18.04')

Anzalduas Park, below Anzalduas Dam on the Rio Grande (26 deg 08.19'; -98 deg 20.03')

ca. 3 mi. NW Eagle Pass (city limts) at jct of USHy 377 & FmRd 1589 (28 deg 46.20'; -100 deg 29.91')

Rio Grande, 6 mi W Del Rio, 1.5 mi W of Capitol Aggregates Gravel Plant. (29 deg 22.2'; -101 deg 00.7')

Texas, El Paso Co., Franklin Mts., 0.2 air mi. NE from top of Anthony's Nose, under limestone rocks and on surface, elev. 5700-5800 ft. elev. (nr. 31 deg 57'40"N: 106 deg 29'40"W)

8 mi. N, 1 mi. W Banquete on rd to Ft. Lipantitlan; alongside Desmiro Slough (27 deg 57.981'; -97 deg 49.952')

Big Bend National Park, Pine Canyon (29 deg 15.740'; -103 deg 15.392')

Texas, El Paso Co., Franklin Mts., 1 air mi. N from top of South Franklin Mtn.; 100 m S from parking lot at Trans Mts. Rd. along trail where it crosses arroyo Arroyo cut; limestone alluvium from dirt around rocks about 1-2 ft deep, elev. 5200' (31 deg 52'

NM, Dona Ana Co., Organ Mts: SW slope of Baylor Peak, along arroyo tributary to Baylor Canyon (TT22S, RR3E, SW 1/4 SW 1/4 SE 1/4 Sec. 12)

NM, Dona Ana Co., San Andres Mts: S wall of Bear Canyon, N slope of Black Mountain (TT20S, RR5E, SW 1/4 NE 1/4 SW 1/4 Sec. 31) (UTM Zone 13, 3599229.7 N, 361617.7 E)

Texas, El Paso Co., Franklin Mts., McKelligon Cn, arroyo bank (S side) at parking area near beginning of loop at 1.3 air mi. SSW from top of S. Franklin Mts - 2.3 m deep in alluvium, elev. 4700', (31 deg 50' 35"N; 106 deg 29'10"W)

Texas, El Paso Co., Franklin Mts., McKelligon Cn., ca. 2 ft deep in young talus in upper part of cn., 0.75 air mi. S from top of S. Franklin Mtn. - NE Bank, elev. 5600' (31 deg 51' 24"N; 106 deg 29' 25"W)

USA, Oklahoma, Comanche Co., East Cache Creek, Fort Sill Military Reservation, "2000-4000" ft downstream from Hoyle Bridge in the '6,000' area" of the military base

Franklin Mts., west El Paso, drift along arroyo bordering Coronado Terrace on north (31 deg 50'; -106 deg 32.5')

Dry shore on NE side, upper end, Rita Blanca Lake; 3 mi SE Dalhart. (36 deg 02'; -102 deg 30')

Roadside park, 4 mi. NE Miami (35 deg 44.071'; -100 deg 34.505')