Driftwood 43% MgO grade
Permitted - 2016 ( so says an article from 2016 )
Project sits idle
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Record Ridge 24.61% Mg grade
Serpentine ( type of geology under processing )
WHY's 2013 Tech Report Page 37 The principal alteration associated with the ultramafic rock of this study is serpentinization. This is a
metasomatic process involving the hydration of magnesium or iron rich olivine. In the case of Mg rich
olivine, the general reaction is:
Foresterite + Aqueous Silica → Serpentine; and
3Mg2SiO4 +SiO2 +4H2O →
2Mg3Si2O5(OH)4 Page 38 Depending on the nature of the serpentinization reaction and the scale of the hydrothermal cell, the
alteration process can result in a depletion of iron from the original material. In this case the following
reaction can occur:
Olivine + Fluid → Magnetite + Serpentine + Brucite; and
(Mg Fe)SiO 4 + H 2O + O 2 → Fe 3O 4 +
Mg 3Si2O 5(OH) 4 + Mg(OH) 2.
Depending on oxygen fugacity, the magnetite can stay in solution and be transported out of the host
ultramafic unit resulting in a relative increase in magnesium (Mg) content (Frost and Beard, 2007).
Page 65 Serpentine
Mg 3 Si2 O 5 (OH) 4 https://minedocs.com/12/Record_Ridge_PEA_06032013.pdf Tech Report handles the subject of Serpentization by,
mentioning the affects to other formations by serpentine intrusion or..... morph outcome.
Highlighted formulas above ? ( yellow ) Online web sesrches point to -
Chrysolite idealized chemical formula of chrysotile is Mg3(Si2O5)(OH)4 https://en.wikipedia.org/wiki/Chrysotile Lizardite ? Mindat
Lizardite is volumetrically the most common serpentine subgroup species. It is typically a product of retrograde metamorphism, replacing
olivine and
orthopyroxene (
enstatite) in
ultramafic igneous rocks and some magnesian
skarns.
Can contain nickel and form a
Lizardite-Npouite Series.
Chrysotile and lizardite are lower temperature polymorphs, whereas
antigorite is a higher temperature (>250°C) serpentine mineral.
Lizardite polytypes known: 1T (formerly called 1A), 6T1, 2H1, 2H2, 1M.
May be interstratified with
saponite:
UM2002-39-SiO:AlCaFeHMg.
It commonly contains some intermixed chrysotile, typically as
asbestiform veins, forming a potential asbestos hazard when processing.
https://www.mindat.org/min-2425.html ------------------------------------------------------------------------------------------------------------
Science Direct Table 1. Mineral types and chemical formulae of the asbestos varieties
Mineral group | Asbestos variety | Nominal chemical formulaea |
Serpentine | Chrysolite | Mg6Si4O16(OH)8b |
Amphibolec | Amosite | (Fe2+Mg)7Si8O22(OH)2 |
Amphibole | Crocidolite | Na2Fe3+(Fe2+Mg)3Si8O22(OH)2 |
Amphibole | Anthophyllite | Mg7Si8O22(OH)2 |
Amphibole | Actinolite | Ca2Fe42+MgSi8O22(OH)2 |
Amphibole | Tremolite | Ca2Mg5Si8O22(OH)2 |
https://www.sciencedirect.com/topics/biochemistry-genetics-and-molecular-biology/serpentine-group ------------------------------------------------------------------------------------------------------------
GoMike... i would think the best path would be...
Have WHY better define the Geology other than.... Serpentine mineral or Lizardite.
Or speaking generalities on local geology or effects of serpentine morph.
Serpentine is very broad.
Hey... 2013 Tech does make mention of, carbonate pocket zones too.
Was Record Ridge drilled prior to 2014 CIM 43 101 standards ?
WHY has a nice resource but... so does
MGX. Tease.