ISO INTERNATIONAL STANDARD 10788 First edition 2014-05-15 Space systems Lunar simulants Systemes spatiaux-Simulation de la poussiere lunaire Referencenumber IS010788:2014(E) O @IS0 2014 E'eqr[tkijvgf'd("WPG."E"1gpqxc."8"4:226"Ocftkf."Urckp"cn"tkijiu" <24"WVE"4246 IS010788:2014(E) COPYRIGHTPROTECTEDDOCUMENT @ISO2014 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISO copyright office Case postale 56 CH-1211 Geneva 20 Tel. +4122 749 0111 Fax +412274909 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland ii @ IS0 2014 - All rights reserved E'eqr(tkijigf'd["WPG.'E"1gpqxc."8"4:226"Ocftkf.Urckp"cmn"tkijiu'tgugtxgf+*Ygf"Hgd’36"243:24"WVE"4246 IS010788:2014(E) Contents Page Foreword .iv Introduction. .. 1 Scope. ..1 2 Termsanddefinitionsandabbreviatedterms 2.1 Terms and definitions 2.2 Abbreviated terms. .2 3 Characteristics of lunar regolith previously defined in the Lunar Sourcebook .2 3.1 Minerologies 3.2 Physical and chemical properties 3 4 Quantitativemeasurementproperties of lunarsimulants .4 4.1 General .4 4.2 Comparative baseline. 4 4.3 Impurities and contamination .4 4.4 Validation offigures of merit. .4 4.5 Composition figure of merit .5 4.6 Size distribution figure of merit .7 4.7 Shape figure of merit. .8 4.8 Density figure of merit .8 Bibliography .10 iii cwintkInfl