(* Please note this list does not include sand or gravel quarries.)
“Jacoby Creek Rock Quarry, Bayside, California. Getting Rock for the Humboldt Bay Jetty”; Alternate title: “Group portrait of minors at the rock quarry”; Palmquist Collection; Photo No. 2003.01.3222; Author/Creator: Ericson; Region: 04 – Arcata to Blue Lake to Korbel | ![]() |
“Jacoby Creek Quarry, Bayside, California”; Palmquist Collection; Author/Creator: Ericson; Photo No. 2003.01.3233; Author/creator: Ericson; Region: 04 – Arcata to Blue Lake to Korbel. | ![]() |
"Moore deposit is on Jacoby Creek about 5 miles southeast of Bayside. In 1913 some of it was quarried for local use on farm lands. A sample analyzed for the State Mining Bureau at that time by Miller & Brown Company, San Francisco, gave the following results (Lowell, F. L. 16, p. 394).*"
(* F. L. Lowell, "Humboldt County," California Mining Bureau Report 14, pp. 391-414, 1916.)
Silica, 1.41 percent
CaO, 53.61%; CaCO3, 95.74 percent
Fe2O3, 0.35 percent
Al2O3, 0.56 percent
MgO, trace
Water, 0.01 percent
Residue from carbonaceous matter, 0.50 percent
(volatile, CO2, H2O, etc.), 42.40 percentThe above notes were abstracted from past reports of the California Division of Mines. (Averill, C. V. 41, pp. 516-518;** Lowell, F. L. 16, pp. 393-394***).
(** Charles Volney Averill, "Mineral Resources of Humboldt County," California Division Mines Report 37, pp. 499-528, 1941.)
(*** F. L. Lowell, "Humboldt County," California Mining Bureau Report 14, pp. 391-414, 1916.)
“There are deposits of mica and a ledge of building stone located about eight miles north of Eureka, and about one mile east of Humboldt Bay.”
"Haw Quarry. This quarry is owned by G. A. Dungan and I. M. Long, and is situated in Sec. 21, T. 5 N., R. 1 E., Humboldt meridian, and 6 miles from Eureka, at an elevation of 150 feet. There are 700 acres. The rock is a basaltic lava termed tachylite (Lawson). The plant consists of one mile of standard gauge railroad which connects with Humboldt Bay. There is one locomotive and eleven bottom dump cars, one barge, one tow boat, one air compressor, two Sullivan air drills, one No. 3 gyratory crusher, one 12-foot screen, drill tools, etc. The buildings consist of a cookhouse, blacksmith shop, powder house and several small buildings. Electricity is purchased at 2 cents per kilowatt hour. The capacity is 400 tons per ten hours. The rock is hauled by rail one mile to the bay and loaded on barges and towed to Eureka. The specific gravity of the rock is 3.169 and contains 42.7 per cent silica. The rock is used for road metal and for filling."
“Williams Creek Quarry, Ferndale”; Palmquist Collection; Region: 06 – Loleta south to Bear River; Comments: pp 807. | ![]() |
Mine name: A-21; Operator: Mercer, Fraser Company; Address & County: P.O. Box 1006, Eureka, CA 95502-1006; Phone: (707) 443-6371; Latitude: 41.07, Longitude: -24.07, and Mine location number: Map No. 95; Mineral commodity: Stone.
Mine name: Ammon Quarry; Operator: McIntosh Construction Company; Address & County: P.O. Box 493699, Redding CA 96049-3699, Humboldt County; Phone: (916) 222-8896; Latitude: 40.89, Longitude: -123.64, and Mine location number: Map No. 97; Mineral commodity: Stone.
Mine name: Libscomb Hill Quarry; Operator: Tonkin Construction Company; Address & County: P.O. Box 449, Willow Creek, CA 95573, Humboldt County; Phone: (916) 629-2365; Latitude: 40.92, Longitude: -123.97, and Mine location number: Map No. 113; Mineral commodity: Stone.
Mine name: LP A-370/M200; Operator: Mercer, Fraser Company; Address & County: P.O. Box 1006, Eureka CA 95502-1006, Humboldt County; Phone: (707) 443-6371; Latitude: 41.04, Longitude: -124.05, and Mine location number: Map No. 114; Mineral commodity: Stone.
Mine name: Monschke Pit; Operator: Wallan and Johnson; Address & County: 601 Hillcrest Dr., Garberville, CA 95442, Humboldt County, County; Phone: (707) 923-2293; Latitude: 40.12, Longitude: -123.78, and Mine location number: Map No. 119; Mineral commodity: Rock.
Mine name: R. Brown & Sons Quarry; Operator: Brown, Roger Construction; Address & County: P.O. Box 406, Willow Creek, CA 95573, Humboldt County; Phone: (916) 629-3702; Latitude: 40.93, Longitude: -123.68, and Mine location number: Map No. 120; Mineral commodity: Stone.
Mine name: Tosten Quarry; Operator: Jim E. Adams Construction; Address & County: P.O. Box 6267, Eureka CA 95502, Humboldt County; Phone: (707) 445-9334; Latitude: 40.21, Longitude: -123.84, and Mine location number: Map No. 126; Mineral commodity: Stone.
Mine name: Walsh Quarry; Operator: Walsh, Jack; Address & County: 519 6th St., Eureka, CA 95501, Humboldt County; Phone: (707) 442-2704; Latitude: 40.64, Longitude: -124.11, and Mine location number: Map No. 128; Mineral commodity: Stone.
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