George C. Hawley & Associates was established in 1971 as a
consulting practice for industrial minerals producers and
As befits the nature of the markets, industrial minerals
consulting activities are worldwide in cooperation with overseas
associated consultants. Our client list includes government
agencies, and large and small mining companies in USA, Canada, W.
Europe, Japan, Australia and Africa.
G.C. Hawley & Associates is also called in to investigate problems
related to construction methods and materials, paints and
plastics, and to act as an Expert Witness in litigation
proceedings. He has acted as a consultant for, and as a delegate
to policy committees of the Canadian Government.
Experience spanning 5 decades
George C. Hawley has over 40 years experience in the formulation,
production and processing of coatings, caulks/sealants/adhesives,
plastics, and building products; and on the characterization and
processing of industrial minerals to meet the technical
requirements of these consumer industries.
He was Technical & Marketing Director of Suzorite Mica
Products, Ltd., for 10 years, joining as Manager at the inception
of this Martin Marietta joint venture. He was a key member of the
team that took phlogopite from a zero sales base to world leader in
mica products in plastics, oil well drilling, joint cement,
coatings, friction and construction materials.
He developed the first commercial high aspect ratio mica dry
production process, and directed the efforts that produced the
first mica products surface treated with silanes and non silane
Prior to Suzorite Mica, G.C. Hawley was Manager of the Physical
Testing and Chemical Analysis Dept. of Warnock Hersey, then
Canada#39;s largest testing laboratory. He directed 24 chemists and
technicians in laboratories devoted to Materials and Product
Testing , Chemical Analysis, Plastics, Textiles and Clothing,
Coatings, Fuels, Food & Drug, and Air Pollution, Water Testing and
Analysis, and Cargo Survey.
Previously, he was engaged in R & D and QC of paints and plastics;
- mined minerals: asbestos, barite, calcium carbonate,
diatomite & bentonite, feldspar, graphite, lithium, mica,
micaceous iron oxide, pumice, pyrophyllite, silica, talc, vermiculite, wollastonite
- magnesium compounds: magnesium carbonate [nesquehonite],
magnesium hydroxide and oxide (by chemical extraction),
forsterite (from calcination of asbestos)
- aluminum compounds
- synthetic silica
- fiber-reinforced cement
- water-based alkyd house paints; Research Chemist; Lewis
Berger ( Berger, Jensen & Nicholson)
- polyurethanes, epoxies and architectural coatings; caulks &
sealants; Group Leader ; Monsanto Canada Ltd.
- ABS, PVC, PE ,GFRP/UP,asphalt
- high porosity separators and cases, for lead -acid batteries
; synthetic leather; wound dressings; R&D/QC Chemist;
- EP, PF, CF - polymer impregnated graphite brushes,
friction materials, sealing rings; R&D/QC Chemist; Morgan
Crucible ( Morganite Carbon)
- a) Lead casting, lead paste & battery plate pasting and
forming; sulfuric acid processes.
b) Starch compounding, calendering, swelling, hydrolysis &
extraction; R&D/QC Chemist;
- Nuclear graphite; rocket nozzles; chemical graphite
R&D/QC Chemist; Morgan Crucible ( Morganite Carbon)
G.C. Hawley has published over 50 papers on technical and
marketing topics of industrial minerals and mineral-based
products, including the annual articles in Mining Engineering on
Mica and Wollastonite; and chapters in handbooks:-
#39; Aluminum Potassium Silicate#39; (Mica); Pigments Handbook, Wiley
#39; Flakes#39;; Handbook of Reinforcements for Plastics, Van Nostrand
Reinhold, NY, 1987
#39; Plastics#39;; Industrial Minerals and their Uses; A Handbook &
Formulary. Noyes Publications, 1996
He has been selected to write the chapter on � Mica� in the
handbook � Functional Fillers for Plastics� to be published in
2004 by Wiley-VCH.