Results 81 to 90 of about 61,957 (184)

Economic Talc Deposits of Montana and Related Firing Problems [PDF]

open access: yes, 1946
This thesis has to do with a study of the produc­tion of talc in Montana, describing the local geology of each deposit, and a description of the laboratory tests that were made on various grades of Montana talc in an attempt to determine why some grades ...
Lyden, Charles J.
core   +1 more source

Rotomolded polypropylene‐ignimbrite composites: Giving a second life to mineral dust wastes

open access: yesPolymer Composites, Volume 46, Issue 7, Page 6594-6608, 10 May 2025.
Dust from local stone production transformed into a filler for rotomolded composites. Abstract The possibility of rotomolding polypropylene (PP) composites with high loadings of a silica‐based dust of ignimbrite, a byproduct of volcanic stone extraction is demonstrated.
Francisco Romero   +3 more
wiley   +1 more source

Contact Metamorphism in Southern California [PDF]

open access: yes, 1954
A highly condensed introduction to "Contact metamorphism in southern California" is obviously not the place in which to indulge in semantic niceties nor to engage in terminological tussles, and thus the title is not intended to reflect a carefully ...
Campbell, Ian
core  

Platinum-group element mineralisation in the Unst ophiolite, Shetland [PDF]

open access: yes, 1984
The ophiolitic basic and ultrabasic rocks of the island of Unst, Shetland comprise a sequence of harzburgites, dunites, clinopyroxene-rich cumulates, and gabbro, within tectonic blocks that have been thrust over a migmatite complex during the Laxer ...
Gunn, A.G., Leake, R.C., Styles, M.T.
core  

Fire resistant coating composition Patent [PDF]

open access: yes, 1970
Fireproof potassium silicate coating composition, insoluble in water after ...
Schutt, J. B., Stuart, J. W.
core   +1 more source

Mineral reconnaissance at the Highland boundary with special reference to the Loch Lomond and Aberfoyle areas [PDF]

open access: yes, 1983
Serpentinite bodies at the Highland Boundary in the Loch Lomond and Aberfoyle areas are extensively altered to magnesite-quartz and ferroan-dolomite-quartz rocks. Silicification was probably initiated before conversion to carbonate.
Fortey, N.J.   +3 more
core  

Talc Pneumoconiosis [PDF]

open access: yesOccupational and Environmental Medicine, 1949
A I G, McLAUGHLIN   +2 more
openaire   +2 more sources

Size- and polymer-dependent toxicity of amorphous environmentally relevant micro- and nanoplastics in human bronchial epithelial cells. [PDF]

open access: yesMicroplast nanoplast
Gosselink IF   +10 more
europepmc   +1 more source

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