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Holger Klapproth's mindat.org Home Page

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About Holger Klapproth

Registered member since 25th Jan 2010

Holger Klapproth has uploaded:
82 Mineral Photos
5 Locality Photos
 
Holger does not yet have a home page article.

Messaging Statistics

Total messages posted:108
New threads started:8
First message posted:26th Jan 2010
Latest message posted:2nd Sep 2011

My Latest Discussions and Replies

10wYou have new private messagesPosted by Holger Klapproth. One reply in Improving Mindat.org.Aug 2018Fluorite Cleaning Process.Posted by Saim Khan. 11 replies in Techniques for Collectors.Jul 2018Which ID technique is best?Posted by Joshua Chambers. 47 replies in Techniques for Collectors.Dec 2017extracting silver from galenaPosted by Mark & Linda Mahlum. 30 replies in General.Nov 2017Photography HelpPosted by James Stroud. 7 replies in Mineral Photography.Aug 2017Faked Sulfur Specimen?Posted by Jeffrey Shallit. 8 replies in Fakes & Frauds.Mar 2017New German Law (Kulturgutschutzgesetz)Posted by Holger Klapproth. 54 replies in General.Oct 2016What was the first rock/mineral you collected as a kid?Posted by MIchael Sharpe. 54 replies in General.Oct 201639. Internationale Freiburger Mineralien- und FossilientagePosted by Holger Klapproth in Mineral Shows.Sep 2016Dartmoor, UKPosted by Joshua Chambers. 4 replies in Field Collecting.Jul 2016Help with Allergy to something in my collectionPosted by Katherine Robinson. 22 replies in Education.Jun 2016KulturgutschutzgesetzPosted by Holger Klapproth. 3 replies in Deutsches Mindat - Forum.May 2016Cassiterite - El Mécki, Aïr Region, Agadez Department, NigerPosted by Sylvain Leroux. 2 replies in Techniques for Collectors.Apr 2016Re: Fluorite, GermanyPosted by Sebastian Möller. 75 replies to an article.Apr 2016Copyright InfringementPosted by F. G. Festa. 26 replies in General.Mar 2016Best way to disolve calcitePosted by Olivier Langelier. 20 replies in Education.Feb 2016Searching sample material of cassiterite for research projectPosted by Anonymous User. 7 replies in Mineral Exchanges.Feb 2016Bariopharmacosiderite color changePosted by Pascal Chollet. 22 replies in Techniques for Collectors.Dec 2015Mineral Locations in Germany?Posted by Sean. 4 replies in General.Nov 2015Believing specimen labelsPosted by Bob Harman. 27 replies in General.

 
 
Mineral and/or Locality  
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