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United States, California, Kern, Sierra Nevada; Southern Sierra Nevada region: Scodie Mountains: Kiavah Wilderness in the Sequoia National Forest. Head of Horse Canyon (road SC65) north just before the radio towers to McIver 4x4 trail (36E52). Collected northeast of radio towers, along 4x4 trail to first saddle that you come to. T27S R36E S USGS Quadrangle: Horse Canyon 1:24,000, 35.589444 -118.113889, 1973m

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United States, California, San Bernardino, Cima Cinder Cones; Mojave National Preserve; along Aiken Mine Road, on north side of Aiken Mine, Approx. 7 mi. N of Kelbaker Rd. USGS Quadrangle: Marl Mountains 1:24,000, 35.230556 -115.730556, 1207m

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United States, California, Mono, N side of graded road on s side of Mono Lake, ca. 1/2 mi e of Ruch Creek, ca. 4 mi se of Lee Vining. T01N R26E S13 NE1/4 USGS Quadrangle: Mono Craters, 37.946667 -119.051667, 1951m

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United States, California, San Bernardino, Mojave Desert. Southwest part of Superior Valley, about 3.7 air km north of Opal Mountain. T31S R45E S29 SW1/4 of SE1/4 USGS Quadrangle: Opal Mountain 1:24,000, 35.203611 -117.179444, 927m

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United States, California, San Bernardino, Mojave Desert. Along top of eastern ridge of Opal Mountain. Around blue-gray rock outcrop, north-facing slope near top of ridge. T32S R45E S08 SE1/4 of NW1/4 USGS Quadrangle: Opal Mountain 1:24,000, 35.163333 -117.180556, 1082m

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United States, California, Kern, Sierra Nevada; Southern Sierra Nevada region; Owens Peak Eastern Watershed. Indian Wells Canyon. USGS Quadrangle: Owens Peak 1:24,000, 35.672778 -117.895833, 915m

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United States, California, Kern, Sierra Nevada; Southern Sierra Nevada region: The Owens Peak Eastern Watershed. Buena Vista Canyon, small canyon draining into the southwest side of Indian Wells Canyon off. Drainage of Morris Peak. USGS Quadrangle: Owens Peak 1:24,000, 35.693333 -117.955278, 1524m

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United States, California, Siskiyou, Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. T46N R04W S06 NE1/4 USGS Quadrangle: Panther Rock 1:24,000, 41.865 -122.131944, 1350m

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United States, California, Butte, Ca. 6 mi ne of Forest Ranch on Hwy 32. T24N R03E S09 NE1/4 USGS Quadrangle: Paradise 1:64,000, 39.956667 -121.64, 951m

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United States, California, Plumas, Beside Hwy 70 ca. 1/4 mi SW of Rock Creek powerhouse. USGS Quadrangle: Pulga, 39.901667 -121.354167, 518m

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United States, Nevada, Washoe, Great Basin, Modoc Plateau. Along Buckhorn Backcountry Byway (BLM 260100) at 5.8 road-km south of NV 447, west side of the bajada out of Cedar Canyon. T35N R19E S01 SW1/4 USGS Quadrangle: Rye Patch Canyon 1:24,000, 40.938611 -119.802778, 1464m

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United States, New Mexico, San Juan, Gallo Wash Coal Site. T21N R09W S16 SW1/4 of NE1/4 USGS Quadrangle: Sargent Ranch, 1951m

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United States, California, Kern, Western Transverse Range; Mt. Pinos Region; ca. 1/4 mile southeast of entry to Mil Potrero Park off Mil Potrero Road, at 300947 E; 3858132 N. USGS Quadrangle: Sawmill Mtn. 1:24,000, 1768m

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United States, Nevada, Washoe, Great Basin, Modoc Plateau. Along Burro Mountain Road 0.2 km northeast of Smoke Creek Ranch Road; just east of Burro Creek. T31N R18E S16 NE1/4 of NW1/4 USGS Quadrangle: Smoke Creeek Ranch 1:24,000, 40.555833 -119.945, 1286m

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United States, California, Lassen, High Cascade Range. Ridge top north above Long Valley; 0.4 km west of Road 34N41. T34N R08E S14 NE1/4 of SW1/4 USGS Quadrangle: Straylor Lake 1:24,000, 40.809167 -121.046667, 1752m

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United States, California, Siskiyou, Ca 3 km sw of Mt Shasta City. T40N R04W S29 USGS Quadrangle: Weed 1:64,000, 41.286389 -122.335556, 976m

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United States, California, San Bernardino, Mojave Desert; Northcentral Mojave Desert region: Calico Mountains; Close to Camp Rock in Mule Canyon, north of the city of yermo. Near 34.93676N, 116.83867W. General collecting along washed out wash and slopes on the west side of canyon. Most collections south of the varied color badlands (down canyon). T10N R01E S26 NE1/4+S23 SE1/4 USGS Quadrangle: Yermo 1:24,000, 34.9375 -116.839167, 671m

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United States, California, Siskiyou, Klamath Ranges. Northeast end of Scott Mountains, 1.8 air-mi NW of China Mountain; Pre-Sambrian Rock Geologic Site. Jcn of road to Crater Lake (Rd 41N27) and Rd 41N03, ±overlooking Crater Creek. Just off lower edge of Rd 41N03. TRS:T41N,R7W, ne¼ of nw¼ of Sec. 24.China Mtn 7.5' quad., 41.408889 -122.606028, 5675m

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United States, California, Lassen, 500 yds. N. of Eagle Lake Field Station., 1554m

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United States, California, Lassen, Eagle Lake Biological Station., 40.617285 -120.727396, 1554m

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United States, California, Lassen, 1/4 mile NE of Eagle Lake Biological Station., 1554m

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United States, California, Lassen, ELBS., 40.617285 -120.727396

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United States, California, Lassen, 4 mi. from Susanville along HWY. 139.

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United States, California, Lassen, East of E.L.B.S.

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United States, California, Lassen, Roadside of highway 139, six miles north of Susanville.

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United States, California, Lassen, South side of Highway 139 in dry soil six miles north of Susanville.

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United States, California, Lassen, South side of highway 139, 6 miles north of Susanville.

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United States, California, Lassen, In open sage brush field approx. 200 yards north of ELBS>

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United States, California, Lassen, 2 miles west of Junction Road 536 and Highway 395 in the Great Basin.

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United States, California, Lassen, At tip of Little Troxel Pt. on Eagle Lake on a sandy beach., 1554m

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United States, Nevada, Washoe, Great Basin. Along Wall Canyon Road 4.5 road-mi E of NV 447, Sloping southwest towards Duck Lake; ca 1 mi W of Wall Canyon. Wall Canyon Reservoir 7.5' T38N, R19E, ne 1/4 of Sec. 33., 41.1375 -119.856944, 1554m

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United States, Montana, Big Horn, North Decker Coal Site. T8S R40E se ¼ Sec. 27. Decker Quadrangle. Near the Tongue River Reservoir.

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United States, Nevada, Washoe, Washoe State Refuge, Scripps Wildlife Management Area, corner of Lakemore and Ormsby, 18 mi s of Reno. T17N R19E S01., 39.367894 -119.798656

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United States, Montana, Big Horn, T8S R41E se¼ Sec. 20. Holmes Ranch Quadrangle., 1085 - 1162m

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United States, Utah, Grand, Bench between Floy and Crescent Canyons. T21S R19E S08 ,9, 10., 1646 - 1707m

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United States, Wyoming, Uinta, South Haystack Coal Site. T17N R17W S31 SW1/4 of SW1/4 USGS Quadrangle: Meadow Draw, 2103 - 2170m

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United States, California, Lassen, 100 ft. NE of Shepard Hall Eagle Lake Field Station., 1554m

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United States, California, Lassen, Approx 3/4 mile N of Eagle Lake Field Station among rocks above Eagle Lake.

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United States, California, Sierra, Near fence and wood pole line, 500 yards north of the gravel road, about 1/2 mile west of Long Valley Creek, 1.8 miles (air) west of Border Town, 7.8 miles (air) southeast of Hallelujah Junction, Long Valley. T21N, R17E, southeast 1/4 Section 13., 39.667533 -120.020819, 1574m

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United States, California, Lassen, In Loyaton Fire (August 2020), west of Scott Road, 0.2 mile south of Highway 70, 2.2 miles (air) west of Hallelujah Junction, west side of Long Valley. T22N, R17E, southeast 1/4 Section 4., 1480m

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United States, California, Lassen, In Loyalton Fire (August 2020), on the east side of a poor dirt road, west of Long Valley Creek, 1.1 miles (air) west of Highway 395, 2.4 miles (air) southwest of Hallelujah Junction, Long Valley. T22N, R17E, northeast 1/4 Section 22., 39.7447 -120.060928, 1490m

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United States, California, Santa Clara, Mt. Thayer, Loma Almaden Rd., 37.1592 -121.90786, 991m

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United States, California, Modoc, Modoc Plateau; Big Valley; Ash Creek State Wildlife Area; 6.8 air-miles northeast of Bieber, 5.0 air-mile west of Adin; southern edge of Ash Creek floodplain; west of Elkins Lane Parking Lot, north of "2 Cottonwood Trees"; T39N, R8E, sw¼ of se¼ Sec. 27; Big Swamp 7.5' Quad., 41.185161 -121.037792, 1266m