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USDOI Bureau of Land Management, Arizona State Office, Grand Canyon-Parashant National Monument, Upper Snap Canyon, Shivwits Plateau

Red Rock National Conservation Area, Red Rock Canyon, Willow Springs

Red Rock National Conservation Area, in wash below Red Rock Wash pulloff

Mojave Preserve along Kelbaker Rd. 20 km SE Baker @ 1st Lava flow

NORTHERN SIERRA NEVADA, LAKE TAHOE BASIN. Off of highway 28 just south of the Washoe County line below Forest Service Vista Point north of Secret Harbor. Lake Tahoe

Lamoille Canyon along Lamoille Creek below Lamoille Organization Camp.

USDOI Bureau of Land Management, New Mexico State Office, Las Cruces District, Granite Gap, Peloncillo Mountains

US National Park Service, Joshua Tree National Park, Joshua Tree Wilderness, Small Draw Along Fortynine Palms Oasis Trail

USDOI Bureau of Land Management, Nevada State Office, Southern Nevada District, Base of Virgin Peak, Virgin Mountains

Lake Mead National Recreation Area, Newberry Mountains, "Needles Eye", c. 4.5 mi N on Christmas Tree Pass Rd. from Hwy 77e

US National Park Service, Lake Mead National Recreation Area, Gold Strike Canyon Hot Springs

along boundary of Lake Mead National Recreation Area and Bureau of Land Management lands, southern Gale Hills, lower end of Borax Wash, 0.4 mi upstream of confluence of Borax Wash and West End Wash

USDOI Bureau of Land Management, Nevada State Office, Red Rock Canyon National Conservation Area, Hill East of Blue Diamond, Spring Mountains

Stringer of Bear Meadows paralleling forest road 748 just north of Bear Creek Summit along Bear Creek.

US National Park Service, Joshua Tree National Park, Joshua Tree Wilderness, Fortynine Palms Oasis, Fortynine Palms Canyon

Sweetwater Range, Toiyabe National Forest. Wellington Hills. Desert Creek Canyon, 7 miles south of highway 338 and 0.2 mile downstream of Desert Creek Campground

US National Park Service, Joshua Tree National Park, Joshua Tree Wilderness, Buzzard Spring Canyon, Eagle Mountains

SNAKE RANGE, GREAT BASIN NATIONAL PARK. Snake Creek about 0.25 mile above Shoshone Campground on the southern fork of creek.

USDA Forest Service, Sierra National Forest, Bass Lake Ranger District, Nelder Creek, along Gethsemane Trail to Nelder Grove

USDOI Bureau of Land Management, New Mexico State Office, Organ Mountains Wilderness Study Area, Lower Fillmore Canyon

California Department of Transportation, District Five, Santa Rosa Creek Road

Frenchman Mountain, Gypsum Wash.

Snake Range; N part, SE of Mt. Moriah, along upper Hendry's Creek

USDOI Bureau of Land Management, Arizona State Office, Grand Canyon-Parashant National Monument, Draw East of Petty Knoll, Uinkaret Mountains

USDOI Bureau of Land Management, Arizona State Office, Grand Canyon-Parashant National Monument, East-facing Cliffs of Mount Logan, Uinkaret Mountains

USDOI Bureau of Land Management, Arizona State office, Grand Canyon-Parashant National Monument, N-facing Cliffs along Summit of Mt. Logan, Uinkaret Mountains

Inyo Mountains; Keynot Canyon

BUREAU OF LAND MANAGEMENT, LAS VEGAS DISTRICT. Hiko Range. Along state highway 93 about 3 miles east of junction with state highway 375 and 318.

BUREAU OF LAND MANAGEMENT, LAS VEGAS DISTRICT. Gold Butte off of Gold Butte Backcountry Byway Road

West Fork Pine Creek less than 0.25 mile from confluence with North Fork Jarbidge River at Pine Creek Campgound.

BLM RED ROCK CANYON NATIONAL CONSERVATION AREA. In wash paralleling state highway 160 just below Potosi Mountain Road junction.

USDOI Bureau of Land Management, Arizona State Office, Grand Canyon-Parashant National Monument, South Ridge of Lime Kiln Mountain, Virgin Mountains

USDOI Bureau of Land Management, Arizona State Office, Grand Canyon-Parashant National Monument, South End of Hurricane Cliffs

USDA Forest Service, Humboldt-Toiyabe National Forest, Spring Mountains National Recreation Area, Potosi Mountain

BLM RED ROCK CANYON NATIONAL CONSERVATION AREA. Along Red Rock Canyon up canyon from Willow Spring Picnic Area.

Lake Mead National Recreation Area, Echo Wash, gypsum formations 0.7 mi W ofNorth Shore Road, and 0.4 mi E of boundary of Lake Mead National Recreation Area and Bureau of Land Management lands

Lake Mead National Recreation Area, N side of Lake Mead, near intersection of "North Shore Rd" and "West End Wash North Rd".

Spring Mountains, Red Rock National Conservation Area, Pine Creek

Jarbridge Mountains, Humboldt National Forest. Along forest road 748 north of Bear Creek Meadow toward Jarbidge River.

NORTHERN SIERRA NEVADA, LAKE TAHOE BASIN. At end of Lower Prey Meadows, Slaughterhouse Canyon

Mojave Preserve along Kelbaker Rd. 20 km SE Baker @1st Lava flow

USDA Forest Service, Sierra National Forest, Bass Lake Ranger District, Willow Creek, above Bass Lake

Private Property, Trevor and Margaret Hart, Owners, 1901 J Street, Bellingham

Lake Mead National Recreation Area, gypsum hills W of North Shore Road, 1.9 miles S of Overton Beach cutoff

near road at head of upper Monument Canyon

USDOI Bureau of Land Management, Nevada State Office, Southern Nevada District, Pass on Hwy 164, McCullough Mountains

USDOI Bureau of Land Management, Nevada State Office, Southern Nevada District, Christmas Tree Pass, Newberry Mountains

foothills on NW side of River Mountains, 4 miles NE of downtown Henderson

Lake Mead National Recreation Area, N side of Lake Mead, gypsum formations adjacent to Government Wash near shore of Lake Mead.

Black Mountains, Lake Mead National Recreation Area, gypsum formation 1.3 miles down Boathouse Cove Road from North Shore Road turnoff