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Ekmanite from
Laytonville Quarry, Laytonville, Coastal Range, Mendocino County, California, USA


Locality type:Quarry
Classification
Species:Stilpnomelane var: Ekmanite
Formula:(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Ekmanite data
Locality Data:Click here to view Laytonville Quarry, Laytonville, Coastal Range, Mendocino County, California, USA
Data Identifiers
Mindat Occurrence Record ID:768929
Long-form Identifier:1:3:768929:1
GUID (UUID V4):4a432e49-9715-4a97-9ef8-191d9b324ab8
References
Reference Search (possible matching items)
Journal (article/letter/editorial)
45, 1982, PP. 87 99 The Laytonville Quarry (Mendocino County California) exotic block: iron-rich blueschist-facies...Sciences, University of Cambridge ABSTRACT. The Laytonville Quarry exotic block con- panying quartzites have...metres at the base of the wall above the road. and ekmanite. During the course of the metamorphism the ironstones...analysis recalculation, see the Appendix. THE Laytonville Quarry exotic block is the type locality for the...1965). Situated 8 km south of Laytonville (Mendocino County, California), the exotic block, originally
Journal (article/letter/editorial)
at only one locality: the Laytonville Quarry, Mendocino County, California. There are, however, present...similarities are demonstrated within two rocks from the quarry in which a manganese concentration gradient has...leached of potassium. As minnesotaite is more of a range of compositions than a structure (there is mounting...simple talcanalogue) a consideration of the Laytonville manganoan minnesotaite as a zussmanite mineral...very flexible, and capable of fitting with a wide range of octahedral layer sizes. Such problems of compatibility
Journal (article/letter/editorial)
Cambridge SUMMARY. The mineral howieite has a stability range that extends down to pressures at, or even below...discovered by Agrell at the Laytonville Quarry, Mendocino County, California, and named as such in Agrell...o w i e i t e localities I. Laytonville Quarry, Mendocino Co., California (Agrell et al., I965) 2. Ward...Sonoma Co., California (Coleman and Lee, i966; unpubl.) 3. Panoche Pass, San Benito Co., California (Muir Wood...and Merced Cos., California (Muir Wood, 1977) 5- Covelo, Mendocino Co., California (Muir Wood, I977)
Journal (issue)
Three Interesting Silicates from the Laytonville Quarry, California Robert J. Lauf Oak Ridge, Tennessee...minerals were discovered at the Laytonville quarry, Mendocino Co., California, Agrell and coworkers took the... Geology of the Laytonville Quarry The Laytonville quarry, Mendocino Co., California, contains metamorphosed...aragonite (Agrell, Bown, and McKie 1964). The Laytonville quarry exotic block represents a series of deep-ocean...there is a minor development of minnesotaite and ekmanite. During the course of the metamorphism the ironstones
Journal (article/letter/editorial)
this paper were collected from localities in California, Oregon, Washington State, the Alps, and Greece...authors' works: Laytonvitle Quarry exotic block, Mendocino Co., California--Chesterman (i966); Ward Creek...Creek, Cazadero, Sonoma Co., California--Coleman and Lee 0963); Panoche Pass, San Benito Co., Calif o...Creek (South Fork), Santa Clara Co., California and Powers Quarry, Coos Co., Oregon--Muir Wood (I977);...arfvedsonitic amphibole has grown within the correctfO2 range for the formation of synthetic riebeckite. (4) Hoffman
Book
Aleph Enterprises, PO Box 213, Livermore, California, 94551, USA. Because of space limitations, only a subset...Hidden Valley Road, Kingsport, Tennessee, 37663, USA. The authors appreciate the advice and kind assistance...City, Nevada, USA; Peter Embrey, London, England; Jessie Hardman, Long Beach, California, USA; and Barbara...Barbara Nichols, Livermore, California, USA. All of these colleagues made helpful comments and substantive... Aleph Enterprises PC Box 213 Livermore California 94551 USA Elemental Table “Element” Aluminum Amide
Report (volume)
Geology in Canada: Hume, G. S., Gunning, H. G., 5. California, southern, pegmatites: 3. Arciniega, V. M. Geology...geology, types, methods: Bucher, W. H., 9. Gulf Coastal Plain and MissisJoralemon, I. B. Engineering geology...and Gulf Industrial minerals: Gillson, J. L , 5. Coastal Plain, Pleistocene Insects, early: Carpenter, F...Hershey, H. G. , 2. scale: Spieker, E. M., 3. Iron-range rocks, origin: Tanton, Distribution in geologic...Science and hobby: Meen, V. B. , 1. Pegmatites, California, southern: Mineralogy and the field geologist
Book (edition)
Mexico (#2, column 1) and TENNANTITE, Dresser quarry, Walton, Nova Scotia, Canada (13, column 2). ...not n1ost mineral species are found to exhibit a range of colors depending on chemical solid solution or...Although we have tried to include a statement of the range, we have not attempted to be comprehensive or inclusive...design, and Zoom optics with extend~d magnification range and accessories for photographic recording. Present...the naked eye and simple lens. The magnification range of the reflecting microscope and the resolution
Book (edition)
to researchers not only in mineralogy but in a range of disciplines. The Museum has been pleased to support...File, 1601 Park Lane. Swarthmore, Pennsylvania, USA. Introduction This volume is the third edition...Green River Formation in (TL) Uintah Co .. Utah. USA. Named for P.H. Abelson. 20.7.3 AbernalhJile. K(U00As0...26 A. Z=4 [PDF 1 6-386]. (TL) Temple Mts. Utah. USA. Named for J . Abernathy. Abhurite. S n 30(0HhCl...Chem. Res. Tokyo 34, 1 0 1 8. From (TL) Abukuma range, Fukushima. Japan. Named for locality. Regarded
Report (issue)
0-va. 34, 64-65 (1981). Occurrence in Kuramin Range, x-ray data. ACANTHITE. Lewis and Fredericks, (J...mineral of apatite group, Ba5 (P04)3 Cl, from California. ALFORSITE. Stinson, (Calif. Geol. 35, 57-58...(1981)(Russian). Analyses (1) from skarns, Ulakhan-Tas Range (tremolite). AMPHIBOLE. Prichard and Cann, Contrib...Mag. 45, 87-99 (1982). Probe analyses (3) from Laytonville, Cal. AMPHIBOLE. Zen, Geol. Surv. Prof. Pap....(1981)(Russian). Analyses (1) from skarns, Olakhan-Tas Range (ferro-). AXINITE. Pringle and Kawachi, Am. Mineral
 
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