Mainstream Minerals - Bobjo Property

Bobjo Mine Property

QUICK FACTS

Location – The Bobjo Mine in Earngey and Agnew Townships, Red Lake Mining District of Ontario, and is located approximately 45 kilometres east-north-east of the Town of Ear Falls, Ontario.

Number of Claims & Acres – 9 patented and 250 unpatented claim units for 10,360 acres.

Exploration Target – Gold, Rare Metals and Rare Earth Elements

Ownership Interests – 50 % Mainstream Minerals Corporation and 50 % King’s Bay Gold Corporation

Operator – Mainstream Minerals Corporation

PROPERTY DESCRIPTION & EXPLORATION

The partners were pleased to report in a news release dated July 7th, 2008 that numerous significant zones of rare earth elements and other minerals and metals were intersected in this Hole # 23 between 162.0 to 262.5 metres.

Results from this 100 metre wide mineralized zone included:

From 162.0 to 177.5 metres:

15.5 metres (50.1 ft) grading 34.57 g/t Sc (Scandium), 16.42 g/t Rb (Rubidium), 17.72 g/t Nd (Neodymium), 33.20 g/t Ce (Cerium), 33.46 g/t Li (Lithium), 8.46 g/t Cd (Cadmium), 6.26 g/t Sm (Samarium), 14.07 g/t Y (Yttrium), 15.53 g/t Ba (Barium), 45.67 g/t B (Boron), 4.83 g/t Hf (Hafnium), 5.14 g/t Yb (Ytterbium), 1.22 g/t Th (Thorium), 1.37 g/t Tb (Terbium), 12.35 g/t La (Lanthanum), 2.05 g/t Eu (Europium), 171.71 g/t Cr (Chromium), 160.84 g/t V (Vanadium), 157.30 g/t Sr (Strontium); and
0.0230 % Zn (Zinc), 0.188 % Ti (Titanium), 0.179 % P (Phosphorus), 0.196 % Mn (Manganese), 2.994 % Mg (Magnesium), 6.300 % Ca (Calcium), and 10.960 % Fe (Iron).

From 182.5 to 187.0 metres:

4.5 metres (14.8 ft) grading 19.40 g/t Sc (Scandium), 20.12 g/t Rb (Rubidium), 17.75 g/t Nd (Neodymium), 37.87 g/t Ce (Cerium), 9.10 g/t Li (Lithium), 5.56 g/t Sm (Samarium), 7.50 g/t Y (Yttrium), 25.71 g/t Ba (Barium), 17.40 g/t B (Boron), 5.50 g/t Hf (Hafnium), 4.00 g/t Yb (Ytterbium), 2.23 g/t Th (Thorium), 0.96 g/t Tb (Terbium), 16.38 g/t La (Lanthanum), 1.76 g/t Eu (Europium), 197.50 g/t Cr (Chromium), 52.21 g/t V (Vanadium), 49.00 g/t Sr (Strontium); and 0.0523 % Zn (Zinc), 0.0521 % Ti (Titanium), 0.121 % Mn (Manganese), 0.923 % Mg (Magnesium), 3.37 % Ca (Calcium), and 10.100 % Fe (Iron).

From 193.0 to 204.0 metres:

11.0 metres (36.1 ft) grading 29.10 g/t Sc (Scandium), 20.19 g/t Rb (Rubidium), 16.19 g/t Nd (Neodymium), 29.90 g/t Ce (Cerium), 11.91 g/t Li (Lithium), 5.85 g/t Sm (Samarium), 9.10 g/t Y (Yttrium), 46.39 g/t Ba (Barium), 25.00 g/t B (Boron), 4.42 g/t Hf (Hafnium), 4.61 g/t Yb (Ytterbium), 1.18 g/t Th (Thorium), 1.26 g/t Tb (Terbium), 11.66 g/t La (Lanthanum), 1.98 g/t Eu (Europium), 105.80 g/t Cr (Chromium), 88.34 g/t V (Vanadium), 73.78 g/t Sr (Strontium); and 0.0261 % Zn (Zinc), 0.100 % Ti (Titanium), 0.0517 % P (Phosphorus), 0.166 % Mn (Manganese), 1.361 % Mg (Magnesium), 5.090 % Ca (Calcium), and 11.911 % Fe (Iron).

From 208.25 to 262.50 metres:

54.25 metres (178.1 ft) grading 30.57 g/t Sc (Scandium), 5.01 g/t Rb (Rubidium), 15.31 g/t Nd (Neodymium), 26.23 g/t Ce (Cerium), 12.10 g/t Li (Lithium), 5.01 g/t Sm (Samarium), 11.01 g/t Y (Yttrium), 12.03 g/t Ba (Barium), 15.30 g/t B (Boron), 3.72 g/t Hf (Hafnium), 3.90 g/t Yb (Ytterbium), 1.00 g/t Th (Thorium), 1.23 g/t Tb (Terbium),10.51 g/t La (Lanthanum), 2.00 g/t Eu (Europium), 110.18 g/t Cr (Chromium), 109.00 g/t V (Vanadium), 55.11 g/t Sr (Strontium); and
0.0220 % Zn (Zinc), 0.0530 % P (Phosphorus), 0.101 % Ti (Titanium), 0.117 % Mn (Manganese), 1.101 % Mg (Magnesium), 5.210 % Ca (Calcium), and 13.270 % Fe (Iron).

All these minerals and metals have significant economic and strategic value. Some of these metals like Rubidium, which is not actively traded, has recently sold for as much as $100.00 US per gram. Recent selling prices for rare metals and rare earth elements can be seen at http://www.elementsales.com/

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