Introduction

Question 1

Minerals in mobile phone

Answer 1

Arsenic, Copper, Gallium, Gold, Magnesium, Palladium, Platinum, Silver, Tungsten and petroleum

Question 2

How much ore to make 1g gold?

Answer 2

1 tonne or 41 mobile phones

Question 3

What minerals to make a wind turbine and how much of each

Answer 3

335 tonnes of steel
4.7 tons of copper
13 tonnes of fiberglass
1,200 reinforced concrete

Question 4

1 tonne of recycling mobile phone yields how much copper, silver and gold?

Answer 4

50-150kg copper
500-700g silver
150-400g gold

Question 5

1 tonne of gold ore yields how much copper, silver and gold?

Answer 5

3. 7kg copper
4. 26 silver
5. 2g gold

Question 6

how much recycled mobile phones vs gold ore makes one gold ring?

Answer 6

10 kilograms vs 10 tonnes

Question 7

Recycled gold accounts for how much of the total supply and what % goes on high value and industrial gold?

Answer 7

1/3 of the supply
90% high value gold
10% industrial gold

Question 8

Every american born will need how many tonnes of minerals and how much in total for a lifetime?

Answer 8

1633 tonnes and 3.6 million pounds

Question 9

What does the club of rome report 1978 claim?

Answer 9

Catastrophic end to mineral reserves, failing to realise the dynamics of reserves

Question 10

Definition of reserves

Answer 10

Economically mineable part of a measured/indicated mineral resource
Dig it out and get to market for profit

Question 11

Kesler 1994 and Holland & Peterson showed what?

Answer 11

Current mineral reserves divided by current comsuption - silver, diamon, gold 10-25 years left and coal, iodine 100+ years

Question 12

Kesler 2015 showed what and why?

Answer 12

Not changed that much - resource can become a reserve

Question 13

Definition of resource

Answer 13

concentration or occurence of sold material of economic interest in earth in such form, grade and quantity that there are reasonable prospects for eventual economic extraction. Subdivided in order of increasing geological condidence into Inferred, Indicated and Measured categories

Question 14

Minerals are becoming cheaper through time - why?

Answer 14

Techniques are improving and demand is increasing

Question 15

Price v production costs copper

Answer 15

2000 - close together - not a great place to be

Question 16

If low production costs

Answer 16

generate profits even in hardest times