Companion website hosting physical and chemical
properties of minerals important for their cleaning and
development. Cleaning details are not included here; for
these, consult the book.
Interested in the book? Contact steve@dragon-minerals.com
for details.
Click on a letter to access the corresponding mineral list.
A B
C
D E F G H I J
K L M N O P Q
R S T U V W X
Y Z
H = hardness (Mohs). Data is common knowledge
or drawn from the literature cited with each mineral's entry.
Chemicals which should be avoided by the amateur (HF, aqua
regia, cyanides, etc.) are not included here.
Where conflicts exist between sources only the most
conservative information is given.
New data added frequently. Last update: July
30, 2025 (C minerals from Sinkankas)
Use the refresh or reload option on your browser to make
sure you are seeing the newest version.
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