Siderite

Question 1

What is Siderite’s formula?

Answer 1

FeCO3

Question 2

What is Siderite’s crystal system?

Answer 2

Hexagonal

Question 3

What is Siderite’s crystallography?

Answer 3

perfect {1011} rhombohedral cleavage

rhombohedral xls

Question 4

What is Siderite’s occurrence?

Answer 4

hydrothermal vein mineral association with metallic ores
sedimentary beds associated with shales
Precambrian iron formations

Question 5

What is Siderite’s hardness?

Answer 5

3.5-4.0